Home / 14,356.20-21,534.28-3,967.92

Finding the Fourth Proportional to 14,356.20, 21,534.28 and 3,967.92

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Solution

The fourth proportional to 14,356.20, 21,534.28 and 3,967.92 is: 5,951.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,356.20 : 21,534.28 = 3,967.92 : x
  2. Step 2: Convert to fraction form
    14,356.20/21,534.28 = 3,967.92/x
  3. Step 3: Cross multiply
    14,356.20x = 21,534.28 × 3,967.92
  4. Step 4: Simplify right side
    14,356.20x = 85,446,300.30
  5. Step 5: Solve for x
    x = 85,446,300.30/14,356.20
  6. Step 6: Final answer
    x = 5,951.87

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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.