Home / 55,445.31-83,230.13-22,188.55

Finding the Fourth Proportional to 55,445.31, 83,230.13 and 22,188.55

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Solution

The fourth proportional to 55,445.31, 83,230.13 and 22,188.55 is: 33,307.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,445.31 : 83,230.13 = 22,188.55 : x
  2. Step 2: Convert to fraction form
    55,445.31/83,230.13 = 22,188.55/x
  3. Step 3: Cross multiply
    55,445.31x = 83,230.13 × 22,188.55
  4. Step 4: Simplify right side
    55,445.31x = 1,846,755,790.07
  5. Step 5: Solve for x
    x = 1,846,755,790.07/55,445.31
  6. Step 6: Final answer
    x = 33,307.70

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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.