Home / 39,761.09-59,640.26-10,179.18

Finding the Fourth Proportional to 39,761.09, 59,640.26 and 10,179.18

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Solution

The fourth proportional to 39,761.09, 59,640.26 and 10,179.18 is: 15,268.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,761.09 : 59,640.26 = 10,179.18 : x
  2. Step 2: Convert to fraction form
    39,761.09/59,640.26 = 10,179.18/x
  3. Step 3: Cross multiply
    39,761.09x = 59,640.26 × 10,179.18
  4. Step 4: Simplify right side
    39,761.09x = 607,088,941.79
  5. Step 5: Solve for x
    x = 607,088,941.79/39,761.09
  6. Step 6: Final answer
    x = 15,268.42

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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.