Home / 15,934.72-23,901.68-4,247.91

Finding the Fourth Proportional to 15,934.72, 23,901.68 and 4,247.91

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Solution

The fourth proportional to 15,934.72, 23,901.68 and 4,247.91 is: 6,371.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,934.72 : 23,901.68 = 4,247.91 : x
  2. Step 2: Convert to fraction form
    15,934.72/23,901.68 = 4,247.91/x
  3. Step 3: Cross multiply
    15,934.72x = 23,901.68 × 4,247.91
  4. Step 4: Simplify right side
    15,934.72x = 101,532,185.49
  5. Step 5: Solve for x
    x = 101,532,185.49/15,934.72
  6. Step 6: Final answer
    x = 6,371.76

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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.