Home / 17,434.20-24,064.70-11,146.60

Finding the Fourth Proportional to 17,434.20, 24,064.70 and 11,146.60

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Solution

The fourth proportional to 17,434.20, 24,064.70 and 11,146.60 is: 15,385.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,434.20 : 24,064.70 = 11,146.60 : x
  2. Step 2: Convert to fraction form
    17,434.20/24,064.70 = 11,146.60/x
  3. Step 3: Cross multiply
    17,434.20x = 24,064.70 × 11,146.60
  4. Step 4: Simplify right side
    17,434.20x = 268,239,585.02
  5. Step 5: Solve for x
    x = 268,239,585.02/17,434.20
  6. Step 6: Final answer
    x = 15,385.83

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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.