Home / 10,353.10-15,529.65-10,079.73

Finding the Fourth Proportional to 10,353.10, 15,529.65 and 10,079.73

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Solution

The fourth proportional to 10,353.10, 15,529.65 and 10,079.73 is: 15,119.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,353.10 : 15,529.65 = 10,079.73 : x
  2. Step 2: Convert to fraction form
    10,353.10/15,529.65 = 10,079.73/x
  3. Step 3: Cross multiply
    10,353.10x = 15,529.65 × 10,079.73
  4. Step 4: Simplify right side
    10,353.10x = 156,534,678.99
  5. Step 5: Solve for x
    x = 156,534,678.99/10,353.10
  6. Step 6: Final answer
    x = 15,119.60

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Similar ratio
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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.