Home / 32,827.76-45,307.52-18,685.16

Finding the Fourth Proportional to 32,827.76, 45,307.52 and 18,685.16

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Solution

The fourth proportional to 32,827.76, 45,307.52 and 18,685.16 is: 25,788.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,827.76 : 45,307.52 = 18,685.16 : x
  2. Step 2: Convert to fraction form
    32,827.76/45,307.52 = 18,685.16/x
  3. Step 3: Cross multiply
    32,827.76x = 45,307.52 × 18,685.16
  4. Step 4: Simplify right side
    32,827.76x = 846,578,260.40
  5. Step 5: Solve for x
    x = 846,578,260.40/32,827.76
  6. Step 6: Final answer
    x = 25,788.49

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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.