Home / 22,915.13-34,321.88-17,611.08

Finding the Fourth Proportional to 22,915.13, 34,321.88 and 17,611.08

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Solution

The fourth proportional to 22,915.13, 34,321.88 and 17,611.08 is: 26,377.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,915.13 : 34,321.88 = 17,611.08 : x
  2. Step 2: Convert to fraction form
    22,915.13/34,321.88 = 17,611.08/x
  3. Step 3: Cross multiply
    22,915.13x = 34,321.88 × 17,611.08
  4. Step 4: Simplify right side
    22,915.13x = 604,445,418.46
  5. Step 5: Solve for x
    x = 604,445,418.46/22,915.13
  6. Step 6: Final answer
    x = 26,377.57

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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.