Home / 53,442.24-80,161.17-13,998.48

Finding the Fourth Proportional to 53,442.24, 80,161.17 and 13,998.48

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Solution

The fourth proportional to 53,442.24, 80,161.17 and 13,998.48 is: 20,997.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,442.24 : 80,161.17 = 13,998.48 : x
  2. Step 2: Convert to fraction form
    53,442.24/80,161.17 = 13,998.48/x
  3. Step 3: Cross multiply
    53,442.24x = 80,161.17 × 13,998.48
  4. Step 4: Simplify right side
    53,442.24x = 1,122,134,535.02
  5. Step 5: Solve for x
    x = 1,122,134,535.02/53,442.24
  6. Step 6: Final answer
    x = 20,997.15

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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.