Home / 21,844.28-32,813.10-15,644.14

Finding the Fourth Proportional to 21,844.28, 32,813.10 and 15,644.14

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Solution

The fourth proportional to 21,844.28, 32,813.10 and 15,644.14 is: 23,499.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,844.28 : 32,813.10 = 15,644.14 : x
  2. Step 2: Convert to fraction form
    21,844.28/32,813.10 = 15,644.14/x
  3. Step 3: Cross multiply
    21,844.28x = 32,813.10 × 15,644.14
  4. Step 4: Simplify right side
    21,844.28x = 513,332,648.20
  5. Step 5: Solve for x
    x = 513,332,648.20/21,844.28
  6. Step 6: Final answer
    x = 23,499.63

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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.