Home / 55,180.30-82,770.45-13,627.30

Finding the Fourth Proportional to 55,180.30, 82,770.45 and 13,627.30

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Solution

The fourth proportional to 55,180.30, 82,770.45 and 13,627.30 is: 20,440.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,180.30 : 82,770.45 = 13,627.30 : x
  2. Step 2: Convert to fraction form
    55,180.30/82,770.45 = 13,627.30/x
  3. Step 3: Cross multiply
    55,180.30x = 82,770.45 × 13,627.30
  4. Step 4: Simplify right side
    55,180.30x = 1,127,937,753.29
  5. Step 5: Solve for x
    x = 1,127,937,753.29/55,180.30
  6. Step 6: Final answer
    x = 20,440.95

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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.