Home / 22,321.14-30,823.92-14,377.02

Finding the Fourth Proportional to 22,321.14, 30,823.92 and 14,377.02

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Solution

The fourth proportional to 22,321.14, 30,823.92 and 14,377.02 is: 19,853.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,321.14 : 30,823.92 = 14,377.02 : x
  2. Step 2: Convert to fraction form
    22,321.14/30,823.92 = 14,377.02/x
  3. Step 3: Cross multiply
    22,321.14x = 30,823.92 × 14,377.02
  4. Step 4: Simplify right side
    22,321.14x = 443,156,114.32
  5. Step 5: Solve for x
    x = 443,156,114.32/22,321.14
  6. Step 6: Final answer
    x = 19,853.65

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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.