Home / 12,025.34-18,044.45-5,010.20

Finding the Fourth Proportional to 12,025.34, 18,044.45 and 5,010.20

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Solution

The fourth proportional to 12,025.34, 18,044.45 and 5,010.20 is: 7,517.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025.34 : 18,044.45 = 5,010.20 : x
  2. Step 2: Convert to fraction form
    12,025.34/18,044.45 = 5,010.20/x
  3. Step 3: Cross multiply
    12,025.34x = 18,044.45 × 5,010.20
  4. Step 4: Simplify right side
    12,025.34x = 90,406,188.12
  5. Step 5: Solve for x
    x = 90,406,188.12/12,025.34
  6. Step 6: Final answer
    x = 7,517.98

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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.