Home / 47,013.08-70,470.09-15,414.91

Finding the Fourth Proportional to 47,013.08, 70,470.09 and 15,414.91

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Solution

The fourth proportional to 47,013.08, 70,470.09 and 15,414.91 is: 23,106.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,013.08 : 70,470.09 = 15,414.91 : x
  2. Step 2: Convert to fraction form
    47,013.08/70,470.09 = 15,414.91/x
  3. Step 3: Cross multiply
    47,013.08x = 70,470.09 × 15,414.91
  4. Step 4: Simplify right side
    47,013.08x = 1,086,289,918.87
  5. Step 5: Solve for x
    x = 1,086,289,918.87/47,013.08
  6. Step 6: Final answer
    x = 23,106.12

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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.