Home / 15,010.20-22,553.70-13,320.60

Finding the Fourth Proportional to 15,010.20, 22,553.70 and 13,320.60

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Solution

The fourth proportional to 15,010.20, 22,553.70 and 13,320.60 is: 20,014.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,010.20 : 22,553.70 = 13,320.60 : x
  2. Step 2: Convert to fraction form
    15,010.20/22,553.70 = 13,320.60/x
  3. Step 3: Cross multiply
    15,010.20x = 22,553.70 × 13,320.60
  4. Step 4: Simplify right side
    15,010.20x = 300,428,816.22
  5. Step 5: Solve for x
    x = 300,428,816.22/15,010.20
  6. Step 6: Final answer
    x = 20,014.98

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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.