Home / 36,348.48-50,158.08-20,429.82

Finding the Fourth Proportional to 36,348.48, 50,158.08 and 20,429.82

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Solution

The fourth proportional to 36,348.48, 50,158.08 and 20,429.82 is: 28,191.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,348.48 : 50,158.08 = 20,429.82 : x
  2. Step 2: Convert to fraction form
    36,348.48/50,158.08 = 20,429.82/x
  3. Step 3: Cross multiply
    36,348.48x = 50,158.08 × 20,429.82
  4. Step 4: Simplify right side
    36,348.48x = 1,024,720,545.95
  5. Step 5: Solve for x
    x = 1,024,720,545.95/36,348.48
  6. Step 6: Final answer
    x = 28,191.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.