Home / 14,020.60-19,348.46-7,732.92

Finding the Fourth Proportional to 14,020.60, 19,348.46 and 7,732.92

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Solution

The fourth proportional to 14,020.60, 19,348.46 and 7,732.92 is: 10,671.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.60 : 19,348.46 = 7,732.92 : x
  2. Step 2: Convert to fraction form
    14,020.60/19,348.46 = 7,732.92/x
  3. Step 3: Cross multiply
    14,020.60x = 19,348.46 × 7,732.92
  4. Step 4: Simplify right side
    14,020.60x = 149,620,093.30
  5. Step 5: Solve for x
    x = 149,620,093.30/14,020.60
  6. Step 6: Final answer
    x = 10,671.45

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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.