Home / 36,084.88-54,134.04-12,726.16

Finding the Fourth Proportional to 36,084.88, 54,134.04 and 12,726.16

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Solution

The fourth proportional to 36,084.88, 54,134.04 and 12,726.16 is: 19,091.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,084.88 : 54,134.04 = 12,726.16 : x
  2. Step 2: Convert to fraction form
    36,084.88/54,134.04 = 12,726.16/x
  3. Step 3: Cross multiply
    36,084.88x = 54,134.04 × 12,726.16
  4. Step 4: Simplify right side
    36,084.88x = 688,918,454.49
  5. Step 5: Solve for x
    x = 688,918,454.49/36,084.88
  6. Step 6: Final answer
    x = 19,091.61

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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.