Home / 54,278.10-81,430.92-22,682.70

Finding the Fourth Proportional to 54,278.10, 81,430.92 and 22,682.70

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Solution

The fourth proportional to 54,278.10, 81,430.92 and 22,682.70 is: 34,029.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,278.10 : 81,430.92 = 22,682.70 : x
  2. Step 2: Convert to fraction form
    54,278.10/81,430.92 = 22,682.70/x
  3. Step 3: Cross multiply
    54,278.10x = 81,430.92 × 22,682.70
  4. Step 4: Simplify right side
    54,278.10x = 1,847,073,129.08
  5. Step 5: Solve for x
    x = 1,847,073,129.08/54,278.10
  6. Step 6: Final answer
    x = 34,029.80

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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.