Home / 39,401.52-54,377.34-22,411.08

Finding the Fourth Proportional to 39,401.52, 54,377.34 and 22,411.08

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Solution

The fourth proportional to 39,401.52, 54,377.34 and 22,411.08 is: 30,929.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,401.52 : 54,377.34 = 22,411.08 : x
  2. Step 2: Convert to fraction form
    39,401.52/54,377.34 = 22,411.08/x
  3. Step 3: Cross multiply
    39,401.52x = 54,377.34 × 22,411.08
  4. Step 4: Simplify right side
    39,401.52x = 1,218,654,916.93
  5. Step 5: Solve for x
    x = 1,218,654,916.93/39,401.52
  6. Step 6: Final answer
    x = 30,929.13

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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.