Home / 47,332.80-71,009.28-14,052.96

Finding the Fourth Proportional to 47,332.80, 71,009.28 and 14,052.96

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Solution

The fourth proportional to 47,332.80, 71,009.28 and 14,052.96 is: 21,082.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,332.80 : 71,009.28 = 14,052.96 : x
  2. Step 2: Convert to fraction form
    47,332.80/71,009.28 = 14,052.96/x
  3. Step 3: Cross multiply
    47,332.80x = 71,009.28 × 14,052.96
  4. Step 4: Simplify right side
    47,332.80x = 997,890,571.47
  5. Step 5: Solve for x
    x = 997,890,571.47/47,332.80
  6. Step 6: Final answer
    x = 21,082.43

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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.