Home / 51,341.97-77,020.25-15,806.24

Finding the Fourth Proportional to 51,341.97, 77,020.25 and 15,806.24

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Solution

The fourth proportional to 51,341.97, 77,020.25 and 15,806.24 is: 23,711.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,341.97 : 77,020.25 = 15,806.24 : x
  2. Step 2: Convert to fraction form
    51,341.97/77,020.25 = 15,806.24/x
  3. Step 3: Cross multiply
    51,341.97x = 77,020.25 × 15,806.24
  4. Step 4: Simplify right side
    51,341.97x = 1,217,400,092.23
  5. Step 5: Solve for x
    x = 1,217,400,092.23/51,341.97
  6. Step 6: Final answer
    x = 23,711.60

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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.