Home / 22,939.42-34,409.10-15,146.38

Finding the Fourth Proportional to 22,939.42, 34,409.10 and 15,146.38

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Solution

The fourth proportional to 22,939.42, 34,409.10 and 15,146.38 is: 22,719.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,939.42 : 34,409.10 = 15,146.38 : x
  2. Step 2: Convert to fraction form
    22,939.42/34,409.10 = 15,146.38/x
  3. Step 3: Cross multiply
    22,939.42x = 34,409.10 × 15,146.38
  4. Step 4: Simplify right side
    22,939.42x = 521,173,304.06
  5. Step 5: Solve for x
    x = 521,173,304.06/22,939.42
  6. Step 6: Final answer
    x = 22,719.55

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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.