Home / 31,900.11-47,857.33-9,715.24

Finding the Fourth Proportional to 31,900.11, 47,857.33 and 9,715.24

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Solution

The fourth proportional to 31,900.11, 47,857.33 and 9,715.24 is: 14,575.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,900.11 : 47,857.33 = 9,715.24 : x
  2. Step 2: Convert to fraction form
    31,900.11/47,857.33 = 9,715.24/x
  3. Step 3: Cross multiply
    31,900.11x = 47,857.33 × 9,715.24
  4. Step 4: Simplify right side
    31,900.11x = 464,945,446.71
  5. Step 5: Solve for x
    x = 464,945,446.71/31,900.11
  6. Step 6: Final answer
    x = 14,575.04

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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.