Home / 39,398.45-59,098.17-13,103.19

Finding the Fourth Proportional to 39,398.45, 59,098.17 and 13,103.19

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Solution

The fourth proportional to 39,398.45, 59,098.17 and 13,103.19 is: 19,654.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,398.45 : 59,098.17 = 13,103.19 : x
  2. Step 2: Convert to fraction form
    39,398.45/59,098.17 = 13,103.19/x
  3. Step 3: Cross multiply
    39,398.45x = 59,098.17 × 13,103.19
  4. Step 4: Simplify right side
    39,398.45x = 774,374,550.16
  5. Step 5: Solve for x
    x = 774,374,550.16/39,398.45
  6. Step 6: Final answer
    x = 19,654.95

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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.