Home / 32,685.82-45,106.14-18,538.76

Finding the Fourth Proportional to 32,685.82, 45,106.14 and 18,538.76

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Solution

The fourth proportional to 32,685.82, 45,106.14 and 18,538.76 is: 25,583.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,685.82 : 45,106.14 = 18,538.76 : x
  2. Step 2: Convert to fraction form
    32,685.82/45,106.14 = 18,538.76/x
  3. Step 3: Cross multiply
    32,685.82x = 45,106.14 × 18,538.76
  4. Step 4: Simplify right side
    32,685.82x = 836,211,903.99
  5. Step 5: Solve for x
    x = 836,211,903.99/32,685.82
  6. Step 6: Final answer
    x = 25,583.32

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Half scale
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Double scale
Find fourth proportional to 32,686.82, 45,107.52 and 18,539.76
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.