Home / 29,177.12-43,771.13-11,647.10

Finding the Fourth Proportional to 29,177.12, 43,771.13 and 11,647.10

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Solution

The fourth proportional to 29,177.12, 43,771.13 and 11,647.10 is: 17,472.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,177.12 : 43,771.13 = 11,647.10 : x
  2. Step 2: Convert to fraction form
    29,177.12/43,771.13 = 11,647.10/x
  3. Step 3: Cross multiply
    29,177.12x = 43,771.13 × 11,647.10
  4. Step 4: Simplify right side
    29,177.12x = 509,806,451.13
  5. Step 5: Solve for x
    x = 509,806,451.13/29,177.12
  6. Step 6: Final answer
    x = 17,472.82

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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.