Home / 23,819.28-32,851.64-15,322.38

Finding the Fourth Proportional to 23,819.28, 32,851.64 and 15,322.38

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Solution

The fourth proportional to 23,819.28, 32,851.64 and 15,322.38 is: 21,132.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,819.28 : 32,851.64 = 15,322.38 : x
  2. Step 2: Convert to fraction form
    23,819.28/32,851.64 = 15,322.38/x
  3. Step 3: Cross multiply
    23,819.28x = 32,851.64 × 15,322.38
  4. Step 4: Simplify right side
    23,819.28x = 503,365,311.70
  5. Step 5: Solve for x
    x = 503,365,311.70/23,819.28
  6. Step 6: Final answer
    x = 21,132.68

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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.