Home / 14,250.92-19,664.52-7,963.16

Finding the Fourth Proportional to 14,250.92, 19,664.52 and 7,963.16

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Solution

The fourth proportional to 14,250.92, 19,664.52 and 7,963.16 is: 10,988.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,250.92 : 19,664.52 = 7,963.16 : x
  2. Step 2: Convert to fraction form
    14,250.92/19,664.52 = 7,963.16/x
  3. Step 3: Cross multiply
    14,250.92x = 19,664.52 × 7,963.16
  4. Step 4: Simplify right side
    14,250.92x = 156,591,719.08
  5. Step 5: Solve for x
    x = 156,591,719.08/14,250.92
  6. Step 6: Final answer
    x = 10,988.18

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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.