Home / 36,570.91-54,823.52-13,191.88

Finding the Fourth Proportional to 36,570.91, 54,823.52 and 13,191.88

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Solution

The fourth proportional to 36,570.91, 54,823.52 and 13,191.88 is: 19,775.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,570.91 : 54,823.52 = 13,191.88 : x
  2. Step 2: Convert to fraction form
    36,570.91/54,823.52 = 13,191.88/x
  3. Step 3: Cross multiply
    36,570.91x = 54,823.52 × 13,191.88
  4. Step 4: Simplify right side
    36,570.91x = 723,224,956.94
  5. Step 5: Solve for x
    x = 723,224,956.94/36,570.91
  6. Step 6: Final answer
    x = 19,775.97

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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.