Home / 51,715.78-77,562.77-23,627.86

Finding the Fourth Proportional to 51,715.78, 77,562.77 and 23,627.86

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Solution

The fourth proportional to 51,715.78, 77,562.77 and 23,627.86 is: 35,436.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,715.78 : 77,562.77 = 23,627.86 : x
  2. Step 2: Convert to fraction form
    51,715.78/77,562.77 = 23,627.86/x
  3. Step 3: Cross multiply
    51,715.78x = 77,562.77 × 23,627.86
  4. Step 4: Simplify right side
    51,715.78x = 1,832,641,882.96
  5. Step 5: Solve for x
    x = 1,832,641,882.96/51,715.78
  6. Step 6: Final answer
    x = 35,436.81

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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.