Home / 14,945.52-20,624.02-8,230.92

Finding the Fourth Proportional to 14,945.52, 20,624.02 and 8,230.92

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Solution

The fourth proportional to 14,945.52, 20,624.02 and 8,230.92 is: 11,358.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,945.52 : 20,624.02 = 8,230.92 : x
  2. Step 2: Convert to fraction form
    14,945.52/20,624.02 = 8,230.92/x
  3. Step 3: Cross multiply
    14,945.52x = 20,624.02 × 8,230.92
  4. Step 4: Simplify right side
    14,945.52x = 169,754,658.70
  5. Step 5: Solve for x
    x = 169,754,658.70/14,945.52
  6. Step 6: Final answer
    x = 11,358.23

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Half scale
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Double scale
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Similar ratio
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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.