Home / 36,221.61-54,335.88-11,254.96

Finding the Fourth Proportional to 36,221.61, 54,335.88 and 11,254.96

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Solution

The fourth proportional to 36,221.61, 54,335.88 and 11,254.96 is: 16,883.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,221.61 : 54,335.88 = 11,254.96 : x
  2. Step 2: Convert to fraction form
    36,221.61/54,335.88 = 11,254.96/x
  3. Step 3: Cross multiply
    36,221.61x = 54,335.88 × 11,254.96
  4. Step 4: Simplify right side
    36,221.61x = 611,548,020.13
  5. Step 5: Solve for x
    x = 611,548,020.13/36,221.61
  6. Step 6: Final answer
    x = 16,883.51

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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.