Home / 55,589.43-83,392.85-18,140.85

Finding the Fourth Proportional to 55,589.43, 83,392.85 and 18,140.85

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Solution

The fourth proportional to 55,589.43, 83,392.85 and 18,140.85 is: 27,214.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,589.43 : 83,392.85 = 18,140.85 : x
  2. Step 2: Convert to fraction form
    55,589.43/83,392.85 = 18,140.85/x
  3. Step 3: Cross multiply
    55,589.43x = 83,392.85 × 18,140.85
  4. Step 4: Simplify right side
    55,589.43x = 1,512,817,092.22
  5. Step 5: Solve for x
    x = 1,512,817,092.22/55,589.43
  6. Step 6: Final answer
    x = 27,214.11

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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.