Home / 39,443.60-54,294.06-34,398.92

Finding the Fourth Proportional to 39,443.60, 54,294.06 and 34,398.92

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Solution

The fourth proportional to 39,443.60, 54,294.06 and 34,398.92 is: 47,350.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,443.60 : 54,294.06 = 34,398.92 : x
  2. Step 2: Convert to fraction form
    39,443.60/54,294.06 = 34,398.92/x
  3. Step 3: Cross multiply
    39,443.60x = 54,294.06 × 34,398.92
  4. Step 4: Simplify right side
    39,443.60x = 1,867,657,026.42
  5. Step 5: Solve for x
    x = 1,867,657,026.42/39,443.60
  6. Step 6: Final answer
    x = 47,350.07

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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.