Home / 36,084.64-54,115.44-11,454.88

Finding the Fourth Proportional to 36,084.64, 54,115.44 and 11,454.88

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Solution

The fourth proportional to 36,084.64, 54,115.44 and 11,454.88 is: 17,178.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,084.64 : 54,115.44 = 11,454.88 : x
  2. Step 2: Convert to fraction form
    36,084.64/54,115.44 = 11,454.88/x
  3. Step 3: Cross multiply
    36,084.64x = 54,115.44 × 11,454.88
  4. Step 4: Simplify right side
    36,084.64x = 619,885,871.35
  5. Step 5: Solve for x
    x = 619,885,871.35/36,084.64
  6. Step 6: Final answer
    x = 17,178.66

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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.