Home / 15,385.66-23,080.50-5,526.04

Finding the Fourth Proportional to 15,385.66, 23,080.50 and 5,526.04

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Solution

The fourth proportional to 15,385.66, 23,080.50 and 5,526.04 is: 8,289.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,385.66 : 23,080.50 = 5,526.04 : x
  2. Step 2: Convert to fraction form
    15,385.66/23,080.50 = 5,526.04/x
  3. Step 3: Cross multiply
    15,385.66x = 23,080.50 × 5,526.04
  4. Step 4: Simplify right side
    15,385.66x = 127,543,766.22
  5. Step 5: Solve for x
    x = 127,543,766.22/15,385.66
  6. Step 6: Final answer
    x = 8,289.78

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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.