Home / 31,595.28-47,377.05-10,527.91

Finding the Fourth Proportional to 31,595.28, 47,377.05 and 10,527.91

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Solution

The fourth proportional to 31,595.28, 47,377.05 and 10,527.91 is: 15,786.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,595.28 : 47,377.05 = 10,527.91 : x
  2. Step 2: Convert to fraction form
    31,595.28/47,377.05 = 10,527.91/x
  3. Step 3: Cross multiply
    31,595.28x = 47,377.05 × 10,527.91
  4. Step 4: Simplify right side
    31,595.28x = 498,781,318.47
  5. Step 5: Solve for x
    x = 498,781,318.47/31,595.28
  6. Step 6: Final answer
    x = 15,786.58

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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.