Home / 39,781.41-54,908.64-24,665.19

Finding the Fourth Proportional to 39,781.41, 54,908.64 and 24,665.19

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Solution

The fourth proportional to 39,781.41, 54,908.64 and 24,665.19 is: 34,044.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,781.41 : 54,908.64 = 24,665.19 : x
  2. Step 2: Convert to fraction form
    39,781.41/54,908.64 = 24,665.19/x
  3. Step 3: Cross multiply
    39,781.41x = 54,908.64 × 24,665.19
  4. Step 4: Simplify right side
    39,781.41x = 1,354,332,038.24
  5. Step 5: Solve for x
    x = 1,354,332,038.24/39,781.41
  6. Step 6: Final answer
    x = 34,044.34

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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.