Home / 25,001.32-34,454.12-17,915.44

Finding the Fourth Proportional to 25,001.32, 34,454.12 and 17,915.44

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Solution

The fourth proportional to 25,001.32, 34,454.12 and 17,915.44 is: 24,689.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,001.32 : 34,454.12 = 17,915.44 : x
  2. Step 2: Convert to fraction form
    25,001.32/34,454.12 = 17,915.44/x
  3. Step 3: Cross multiply
    25,001.32x = 34,454.12 × 17,915.44
  4. Step 4: Simplify right side
    25,001.32x = 617,260,719.61
  5. Step 5: Solve for x
    x = 617,260,719.61/25,001.32
  6. Step 6: Final answer
    x = 24,689.13

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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.