Home / 29,314.64-43,979.28-11,546.48

Finding the Fourth Proportional to 29,314.64, 43,979.28 and 11,546.48

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Solution

The fourth proportional to 29,314.64, 43,979.28 and 11,546.48 is: 17,322.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,314.64 : 43,979.28 = 11,546.48 : x
  2. Step 2: Convert to fraction form
    29,314.64/43,979.28 = 11,546.48/x
  3. Step 3: Cross multiply
    29,314.64x = 43,979.28 × 11,546.48
  4. Step 4: Simplify right side
    29,314.64x = 507,805,876.93
  5. Step 5: Solve for x
    x = 507,805,876.93/29,314.64
  6. Step 6: Final answer
    x = 17,322.60

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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.