Home / 22,751.28-34,127.19-7,960.14

Finding the Fourth Proportional to 22,751.28, 34,127.19 and 7,960.14

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Solution

The fourth proportional to 22,751.28, 34,127.19 and 7,960.14 is: 11,940.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,751.28 : 34,127.19 = 7,960.14 : x
  2. Step 2: Convert to fraction form
    22,751.28/34,127.19 = 7,960.14/x
  3. Step 3: Cross multiply
    22,751.28x = 34,127.19 × 7,960.14
  4. Step 4: Simplify right side
    22,751.28x = 271,657,210.21
  5. Step 5: Solve for x
    x = 271,657,210.21/22,751.28
  6. Step 6: Final answer
    x = 11,940.30

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Double scale
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Similar ratio
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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.