Home / 10,343.10-15,514.65-9,338.70

Finding the Fourth Proportional to 10,343.10, 15,514.65 and 9,338.70

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Solution

The fourth proportional to 10,343.10, 15,514.65 and 9,338.70 is: 14,008.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,343.10 : 15,514.65 = 9,338.70 : x
  2. Step 2: Convert to fraction form
    10,343.10/15,514.65 = 9,338.70/x
  3. Step 3: Cross multiply
    10,343.10x = 15,514.65 × 9,338.70
  4. Step 4: Simplify right side
    10,343.10x = 144,886,661.96
  5. Step 5: Solve for x
    x = 144,886,661.96/10,343.10
  6. Step 6: Final answer
    x = 14,008.05

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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.