Home / 39,129.84-54,010.26-32,073.12

Finding the Fourth Proportional to 39,129.84, 54,010.26 and 32,073.12

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Solution

The fourth proportional to 39,129.84, 54,010.26 and 32,073.12 is: 44,269.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,129.84 : 54,010.26 = 32,073.12 : x
  2. Step 2: Convert to fraction form
    39,129.84/54,010.26 = 32,073.12/x
  3. Step 3: Cross multiply
    39,129.84x = 54,010.26 × 32,073.12
  4. Step 4: Simplify right side
    39,129.84x = 1,732,277,550.21
  5. Step 5: Solve for x
    x = 1,732,277,550.21/39,129.84
  6. Step 6: Final answer
    x = 44,269.99

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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.