Home / 32,639.58-45,042.51-18,495.12

Finding the Fourth Proportional to 32,639.58, 45,042.51 and 18,495.12

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Solution

The fourth proportional to 32,639.58, 45,042.51 and 18,495.12 is: 25,523.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,639.58 : 45,042.51 = 18,495.12 : x
  2. Step 2: Convert to fraction form
    32,639.58/45,042.51 = 18,495.12/x
  3. Step 3: Cross multiply
    32,639.58x = 45,042.51 × 18,495.12
  4. Step 4: Simplify right side
    32,639.58x = 833,066,627.55
  5. Step 5: Solve for x
    x = 833,066,627.55/32,639.58
  6. Step 6: Final answer
    x = 25,523.20

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Half scale
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Double scale
Find fourth proportional to 32,640.58, 45,043.89 and 18,496.12
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.