Home / 36,405.74-54,618.15-11,444.78

Finding the Fourth Proportional to 36,405.74, 54,618.15 and 11,444.78

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Solution

The fourth proportional to 36,405.74, 54,618.15 and 11,444.78 is: 17,170.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,405.74 : 54,618.15 = 11,444.78 : x
  2. Step 2: Convert to fraction form
    36,405.74/54,618.15 = 11,444.78/x
  3. Step 3: Cross multiply
    36,405.74x = 54,618.15 × 11,444.78
  4. Step 4: Simplify right side
    36,405.74x = 625,092,710.76
  5. Step 5: Solve for x
    x = 625,092,710.76/36,405.74
  6. Step 6: Final answer
    x = 17,170.17

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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.