Home / 23,885.12-35,872.40-21,934.72

Finding the Fourth Proportional to 23,885.12, 35,872.40 and 21,934.72

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Solution

The fourth proportional to 23,885.12, 35,872.40 and 21,934.72 is: 32,943.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,885.12 : 35,872.40 = 21,934.72 : x
  2. Step 2: Convert to fraction form
    23,885.12/35,872.40 = 21,934.72/x
  3. Step 3: Cross multiply
    23,885.12x = 35,872.40 × 21,934.72
  4. Step 4: Simplify right side
    23,885.12x = 786,851,049.73
  5. Step 5: Solve for x
    x = 786,851,049.73/23,885.12
  6. Step 6: Final answer
    x = 32,943.15

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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.