Home / 16,629.17-22,951.22-9,915.23

Finding the Fourth Proportional to 16,629.17, 22,951.22 and 9,915.23

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Solution

The fourth proportional to 16,629.17, 22,951.22 and 9,915.23 is: 13,684.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,629.17 : 22,951.22 = 9,915.23 : x
  2. Step 2: Convert to fraction form
    16,629.17/22,951.22 = 9,915.23/x
  3. Step 3: Cross multiply
    16,629.17x = 22,951.22 × 9,915.23
  4. Step 4: Simplify right side
    16,629.17x = 227,566,625.08
  5. Step 5: Solve for x
    x = 227,566,625.08/16,629.17
  6. Step 6: Final answer
    x = 13,684.79

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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.