Home / 47,415.57-71,130.24-19,337.34

Finding the Fourth Proportional to 47,415.57, 71,130.24 and 19,337.34

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Solution

The fourth proportional to 47,415.57, 71,130.24 and 19,337.34 is: 29,008.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,415.57 : 71,130.24 = 19,337.34 : x
  2. Step 2: Convert to fraction form
    47,415.57/71,130.24 = 19,337.34/x
  3. Step 3: Cross multiply
    47,415.57x = 71,130.24 × 19,337.34
  4. Step 4: Simplify right side
    47,415.57x = 1,375,469,635.16
  5. Step 5: Solve for x
    x = 1,375,469,635.16/47,415.57
  6. Step 6: Final answer
    x = 29,008.82

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1.5x scale

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.