Home / 49,545.38-68,368.11-29,398.79

Finding the Fourth Proportional to 49,545.38, 68,368.11 and 29,398.79

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Solution

The fourth proportional to 49,545.38, 68,368.11 and 29,398.79 is: 40,567.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,545.38 : 68,368.11 = 29,398.79 : x
  2. Step 2: Convert to fraction form
    49,545.38/68,368.11 = 29,398.79/x
  3. Step 3: Cross multiply
    49,545.38x = 68,368.11 × 29,398.79
  4. Step 4: Simplify right side
    49,545.38x = 2,009,939,708.59
  5. Step 5: Solve for x
    x = 2,009,939,708.59/49,545.38
  6. Step 6: Final answer
    x = 40,567.65

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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.