Home / 16,915.45-23,335.52-10,949.03

Finding the Fourth Proportional to 16,915.45, 23,335.52 and 10,949.03

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Solution

The fourth proportional to 16,915.45, 23,335.52 and 10,949.03 is: 15,104.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915.45 : 23,335.52 = 10,949.03 : x
  2. Step 2: Convert to fraction form
    16,915.45/23,335.52 = 10,949.03/x
  3. Step 3: Cross multiply
    16,915.45x = 23,335.52 × 10,949.03
  4. Step 4: Simplify right side
    16,915.45x = 255,501,308.55
  5. Step 5: Solve for x
    x = 255,501,308.55/16,915.45
  6. Step 6: Final answer
    x = 15,104.62

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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.