Home / 31,591.41-47,371.28-10,524.05

Finding the Fourth Proportional to 31,591.41, 47,371.28 and 10,524.05

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Solution

The fourth proportional to 31,591.41, 47,371.28 and 10,524.05 is: 15,780.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,591.41 : 47,371.28 = 10,524.05 : x
  2. Step 2: Convert to fraction form
    31,591.41/47,371.28 = 10,524.05/x
  3. Step 3: Cross multiply
    31,591.41x = 47,371.28 × 10,524.05
  4. Step 4: Simplify right side
    31,591.41x = 498,537,429.81
  5. Step 5: Solve for x
    x = 498,537,429.81/31,591.41
  6. Step 6: Final answer
    x = 15,780.79

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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.