Home / 22,839.44-31,514.46-12,767.48

Finding the Fourth Proportional to 22,839.44, 31,514.46 and 12,767.48

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Solution

The fourth proportional to 22,839.44, 31,514.46 and 12,767.48 is: 17,616.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,839.44 : 31,514.46 = 12,767.48 : x
  2. Step 2: Convert to fraction form
    22,839.44/31,514.46 = 12,767.48/x
  3. Step 3: Cross multiply
    22,839.44x = 31,514.46 × 12,767.48
  4. Step 4: Simplify right side
    22,839.44x = 402,360,237.76
  5. Step 5: Solve for x
    x = 402,360,237.76/22,839.44
  6. Step 6: Final answer
    x = 17,616.90

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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.