Home / 31,491.28-47,006.52-27,754.72

Finding the Fourth Proportional to 31,491.28, 47,006.52 and 27,754.72

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Solution

The fourth proportional to 31,491.28, 47,006.52 and 27,754.72 is: 41,429.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,491.28 : 47,006.52 = 27,754.72 : x
  2. Step 2: Convert to fraction form
    31,491.28/47,006.52 = 27,754.72/x
  3. Step 3: Cross multiply
    31,491.28x = 47,006.52 × 27,754.72
  4. Step 4: Simplify right side
    31,491.28x = 1,304,652,800.77
  5. Step 5: Solve for x
    x = 1,304,652,800.77/31,491.28
  6. Step 6: Final answer
    x = 41,429.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.