Home / 22,451.89-30,967.33-15,269.04

Finding the Fourth Proportional to 22,451.89, 30,967.33 and 15,269.04

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Solution

The fourth proportional to 22,451.89, 30,967.33 and 15,269.04 is: 21,060.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,451.89 : 30,967.33 = 15,269.04 : x
  2. Step 2: Convert to fraction form
    22,451.89/30,967.33 = 15,269.04/x
  3. Step 3: Cross multiply
    22,451.89x = 30,967.33 × 15,269.04
  4. Step 4: Simplify right side
    22,451.89x = 472,841,324.12
  5. Step 5: Solve for x
    x = 472,841,324.12/22,451.89
  6. Step 6: Final answer
    x = 21,060.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.