Home / 36,678.93-50,617.13-21,572.22

Finding the Fourth Proportional to 36,678.93, 50,617.13 and 21,572.22

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Solution

The fourth proportional to 36,678.93, 50,617.13 and 21,572.22 is: 29,769.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,678.93 : 50,617.13 = 21,572.22 : x
  2. Step 2: Convert to fraction form
    36,678.93/50,617.13 = 21,572.22/x
  3. Step 3: Cross multiply
    36,678.93x = 50,617.13 × 21,572.22
  4. Step 4: Simplify right side
    36,678.93x = 1,091,924,006.75
  5. Step 5: Solve for x
    x = 1,091,924,006.75/36,678.93
  6. Step 6: Final answer
    x = 29,769.79

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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.