Home / 36,146.48-54,140.75-15,022.47

Finding the Fourth Proportional to 36,146.48, 54,140.75 and 15,022.47

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Solution

The fourth proportional to 36,146.48, 54,140.75 and 15,022.47 is: 22,500.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,146.48 : 54,140.75 = 15,022.47 : x
  2. Step 2: Convert to fraction form
    36,146.48/54,140.75 = 15,022.47/x
  3. Step 3: Cross multiply
    36,146.48x = 54,140.75 × 15,022.47
  4. Step 4: Simplify right side
    36,146.48x = 813,327,717.54
  5. Step 5: Solve for x
    x = 813,327,717.54/36,146.48
  6. Step 6: Final answer
    x = 22,500.89

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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.