Home / 36,381.30-54,574.25-11,422.31

Finding the Fourth Proportional to 36,381.30, 54,574.25 and 11,422.31

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Solution

The fourth proportional to 36,381.30, 54,574.25 and 11,422.31 is: 17,134.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,381.30 : 54,574.25 = 11,422.31 : x
  2. Step 2: Convert to fraction form
    36,381.30/54,574.25 = 11,422.31/x
  3. Step 3: Cross multiply
    36,381.30x = 54,574.25 × 11,422.31
  4. Step 4: Simplify right side
    36,381.30x = 623,363,671.53
  5. Step 5: Solve for x
    x = 623,363,671.53/36,381.30
  6. Step 6: Final answer
    x = 17,134.18

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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.