Home / 34,909.13-52,251.30-18,245.40

Finding the Fourth Proportional to 34,909.13, 52,251.30 and 18,245.40

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Solution

The fourth proportional to 34,909.13, 52,251.30 and 18,245.40 is: 27,309.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,909.13 : 52,251.30 = 18,245.40 : x
  2. Step 2: Convert to fraction form
    34,909.13/52,251.30 = 18,245.40/x
  3. Step 3: Cross multiply
    34,909.13x = 52,251.30 × 18,245.40
  4. Step 4: Simplify right side
    34,909.13x = 953,345,869.02
  5. Step 5: Solve for x
    x = 953,345,869.02/34,909.13
  6. Step 6: Final answer
    x = 27,309.36

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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.