Home / 50,397.44-69,545.76-28,040

Finding the Fourth Proportional to 50,397.44, 69,545.76 and 28,040

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Solution

The fourth proportional to 50,397.44, 69,545.76 and 28,040 is: 38,693.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,397.44 : 69,545.76 = 28,040 : x
  2. Step 2: Convert to fraction form
    50,397.44/69,545.76 = 28,040/x
  3. Step 3: Cross multiply
    50,397.44x = 69,545.76 × 28,040
  4. Step 4: Simplify right side
    50,397.44x = 1,950,063,110.40
  5. Step 5: Solve for x
    x = 1,950,063,110.40/50,397.44
  6. Step 6: Final answer
    x = 38,693.69

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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.