Home / 36,104.16-54,143.92-13,915.68

Finding the Fourth Proportional to 36,104.16, 54,143.92 and 13,915.68

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Solution

The fourth proportional to 36,104.16, 54,143.92 and 13,915.68 is: 20,868.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,104.16 : 54,143.92 = 13,915.68 : x
  2. Step 2: Convert to fraction form
    36,104.16/54,143.92 = 13,915.68/x
  3. Step 3: Cross multiply
    36,104.16x = 54,143.92 × 13,915.68
  4. Step 4: Simplify right side
    36,104.16x = 753,449,464.67
  5. Step 5: Solve for x
    x = 753,449,464.67/36,104.16
  6. Step 6: Final answer
    x = 20,868.77

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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.