Home / 36,206.34-54,309.57-9,909.12

Finding the Fourth Proportional to 36,206.34, 54,309.57 and 9,909.12

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Solution

The fourth proportional to 36,206.34, 54,309.57 and 9,909.12 is: 14,863.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,206.34 : 54,309.57 = 9,909.12 : x
  2. Step 2: Convert to fraction form
    36,206.34/54,309.57 = 9,909.12/x
  3. Step 3: Cross multiply
    36,206.34x = 54,309.57 × 9,909.12
  4. Step 4: Simplify right side
    36,206.34x = 538,160,046.28
  5. Step 5: Solve for x
    x = 538,160,046.28/36,206.34
  6. Step 6: Final answer
    x = 14,863.70

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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.