Home / 23,272.68-34,915.50-12,891.72

Finding the Fourth Proportional to 23,272.68, 34,915.50 and 12,891.72

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Solution

The fourth proportional to 23,272.68, 34,915.50 and 12,891.72 is: 19,341.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,272.68 : 34,915.50 = 12,891.72 : x
  2. Step 2: Convert to fraction form
    23,272.68/34,915.50 = 12,891.72/x
  3. Step 3: Cross multiply
    23,272.68x = 34,915.50 × 12,891.72
  4. Step 4: Simplify right side
    23,272.68x = 450,120,849.66
  5. Step 5: Solve for x
    x = 450,120,849.66/23,272.68
  6. Step 6: Final answer
    x = 19,341.17

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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.