Home / 47,519.92-71,255.76-15,918.76

Finding the Fourth Proportional to 47,519.92, 71,255.76 and 15,918.76

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Solution

The fourth proportional to 47,519.92, 71,255.76 and 15,918.76 is: 23,870.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,519.92 : 71,255.76 = 15,918.76 : x
  2. Step 2: Convert to fraction form
    47,519.92/71,255.76 = 15,918.76/x
  3. Step 3: Cross multiply
    47,519.92x = 71,255.76 × 15,918.76
  4. Step 4: Simplify right side
    47,519.92x = 1,134,303,342.06
  5. Step 5: Solve for x
    x = 1,134,303,342.06/47,519.92
  6. Step 6: Final answer
    x = 23,870.06

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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.