Home / 36,380.72-54,572.18-14,193.20

Finding the Fourth Proportional to 36,380.72, 54,572.18 and 14,193.20

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Solution

The fourth proportional to 36,380.72, 54,572.18 and 14,193.20 is: 21,290.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,380.72 : 54,572.18 = 14,193.20 : x
  2. Step 2: Convert to fraction form
    36,380.72/54,572.18 = 14,193.20/x
  3. Step 3: Cross multiply
    36,380.72x = 54,572.18 × 14,193.20
  4. Step 4: Simplify right side
    36,380.72x = 774,553,865.18
  5. Step 5: Solve for x
    x = 774,553,865.18/36,380.72
  6. Step 6: Final answer
    x = 21,290.23

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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.