Home / 14,773.17-20,389.61-8,805.22

Finding the Fourth Proportional to 14,773.17, 20,389.61 and 8,805.22

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Solution

The fourth proportional to 14,773.17, 20,389.61 and 8,805.22 is: 12,152.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,773.17 : 20,389.61 = 8,805.22 : x
  2. Step 2: Convert to fraction form
    14,773.17/20,389.61 = 8,805.22/x
  3. Step 3: Cross multiply
    14,773.17x = 20,389.61 × 8,805.22
  4. Step 4: Simplify right side
    14,773.17x = 179,535,037.97
  5. Step 5: Solve for x
    x = 179,535,037.97/14,773.17
  6. Step 6: Final answer
    x = 12,152.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.