Home / 36,381.93-54,575.21-11,422.95

Finding the Fourth Proportional to 36,381.93, 54,575.21 and 11,422.95

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Solution

The fourth proportional to 36,381.93, 54,575.21 and 11,422.95 is: 17,135.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,381.93 : 54,575.21 = 11,422.95 : x
  2. Step 2: Convert to fraction form
    36,381.93/54,575.21 = 11,422.95/x
  3. Step 3: Cross multiply
    36,381.93x = 54,575.21 × 11,422.95
  4. Step 4: Simplify right side
    36,381.93x = 623,409,895.07
  5. Step 5: Solve for x
    x = 623,409,895.07/36,381.93
  6. Step 6: Final answer
    x = 17,135.15

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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.