Home / 36,590.91-54,853.56-13,211.88

Finding the Fourth Proportional to 36,590.91, 54,853.56 and 13,211.88

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Solution

The fourth proportional to 36,590.91, 54,853.56 and 13,211.88 is: 19,805.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,590.91 : 54,853.56 = 13,211.88 : x
  2. Step 2: Convert to fraction form
    36,590.91/54,853.56 = 13,211.88/x
  3. Step 3: Cross multiply
    36,590.91x = 54,853.56 × 13,211.88
  4. Step 4: Simplify right side
    36,590.91x = 724,718,652.29
  5. Step 5: Solve for x
    x = 724,718,652.29/36,590.91
  6. Step 6: Final answer
    x = 19,805.98

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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.