Home / 36,873.78-55,310.76-13,487.46

Finding the Fourth Proportional to 36,873.78, 55,310.76 and 13,487.46

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Solution

The fourth proportional to 36,873.78, 55,310.76 and 13,487.46 is: 20,231.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,873.78 : 55,310.76 = 13,487.46 : x
  2. Step 2: Convert to fraction form
    36,873.78/55,310.76 = 13,487.46/x
  3. Step 3: Cross multiply
    36,873.78x = 55,310.76 × 13,487.46
  4. Step 4: Simplify right side
    36,873.78x = 746,001,663.07
  5. Step 5: Solve for x
    x = 746,001,663.07/36,873.78
  6. Step 6: Final answer
    x = 20,231.22

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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.