Home / 14,535.28-20,059.16-8,247.92

Finding the Fourth Proportional to 14,535.28, 20,059.16 and 8,247.92

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Solution

The fourth proportional to 14,535.28, 20,059.16 and 8,247.92 is: 11,382.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,535.28 : 20,059.16 = 8,247.92 : x
  2. Step 2: Convert to fraction form
    14,535.28/20,059.16 = 8,247.92/x
  3. Step 3: Cross multiply
    14,535.28x = 20,059.16 × 8,247.92
  4. Step 4: Simplify right side
    14,535.28x = 165,446,346.95
  5. Step 5: Solve for x
    x = 165,446,346.95/14,535.28
  6. Step 6: Final answer
    x = 11,382.40

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Half scale
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Double scale
Find fourth proportional to 14,536.28, 20,060.54 and 8,248.92
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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.