Home / 14,932.20-22,395.78-4,257.80

Finding the Fourth Proportional to 14,932.20, 22,395.78 and 4,257.80

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Solution

The fourth proportional to 14,932.20, 22,395.78 and 4,257.80 is: 6,385.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,932.20 : 22,395.78 = 4,257.80 : x
  2. Step 2: Convert to fraction form
    14,932.20/22,395.78 = 4,257.80/x
  3. Step 3: Cross multiply
    14,932.20x = 22,395.78 × 4,257.80
  4. Step 4: Simplify right side
    14,932.20x = 95,356,752.08
  5. Step 5: Solve for x
    x = 95,356,752.08/14,932.20
  6. Step 6: Final answer
    x = 6,385.98

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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.