Home / 39,742.59-59,664.47-25,761.12

Finding the Fourth Proportional to 39,742.59, 59,664.47 and 25,761.12

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Solution

The fourth proportional to 39,742.59, 59,664.47 and 25,761.12 is: 38,674.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,742.59 : 59,664.47 = 25,761.12 : x
  2. Step 2: Convert to fraction form
    39,742.59/59,664.47 = 25,761.12/x
  3. Step 3: Cross multiply
    39,742.59x = 59,664.47 × 25,761.12
  4. Step 4: Simplify right side
    39,742.59x = 1,537,023,442.60
  5. Step 5: Solve for x
    x = 1,537,023,442.60/39,742.59
  6. Step 6: Final answer
    x = 38,674.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.