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Finding the Fourth Proportional to 29,316.73, 43,974.73 and 7,130.13

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Solution

The fourth proportional to 29,316.73, 43,974.73 and 7,130.13 is: 10,695.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,316.73 : 43,974.73 = 7,130.13 : x
  2. Step 2: Convert to fraction form
    29,316.73/43,974.73 = 7,130.13/x
  3. Step 3: Cross multiply
    29,316.73x = 43,974.73 × 7,130.13
  4. Step 4: Simplify right side
    29,316.73x = 313,545,385.62
  5. Step 5: Solve for x
    x = 313,545,385.62/29,316.73
  6. Step 6: Final answer
    x = 10,695.10

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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.