Home / 36,057.86-54,086.78-13,572.76

Finding the Fourth Proportional to 36,057.86, 54,086.78 and 13,572.76

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Solution

The fourth proportional to 36,057.86, 54,086.78 and 13,572.76 is: 20,359.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,057.86 : 54,086.78 = 13,572.76 : x
  2. Step 2: Convert to fraction form
    36,057.86/54,086.78 = 13,572.76/x
  3. Step 3: Cross multiply
    36,057.86x = 54,086.78 × 13,572.76
  4. Step 4: Simplify right side
    36,057.86x = 734,106,884.11
  5. Step 5: Solve for x
    x = 734,106,884.11/36,057.86
  6. Step 6: Final answer
    x = 20,359.14

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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.