Home / 31,936.68-47,901.24-8,564.76

Finding the Fourth Proportional to 31,936.68, 47,901.24 and 8,564.76

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Solution

The fourth proportional to 31,936.68, 47,901.24 and 8,564.76 is: 12,846.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,936.68 : 47,901.24 = 8,564.76 : x
  2. Step 2: Convert to fraction form
    31,936.68/47,901.24 = 8,564.76/x
  3. Step 3: Cross multiply
    31,936.68x = 47,901.24 × 8,564.76
  4. Step 4: Simplify right side
    31,936.68x = 410,262,624.30
  5. Step 5: Solve for x
    x = 410,262,624.30/31,936.68
  6. Step 6: Final answer
    x = 12,846.13

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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.