Home / 15,414.55-23,120.88-9,492.57

Finding the Fourth Proportional to 15,414.55, 23,120.88 and 9,492.57

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Solution

The fourth proportional to 15,414.55, 23,120.88 and 9,492.57 is: 14,238.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,414.55 : 23,120.88 = 9,492.57 : x
  2. Step 2: Convert to fraction form
    15,414.55/23,120.88 = 9,492.57/x
  3. Step 3: Cross multiply
    15,414.55x = 23,120.88 × 9,492.57
  4. Step 4: Simplify right side
    15,414.55x = 219,476,511.28
  5. Step 5: Solve for x
    x = 219,476,511.28/15,414.55
  6. Step 6: Final answer
    x = 14,238.27

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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.