Home / 44,274.12-66,422.97-19,316.16

Finding the Fourth Proportional to 44,274.12, 66,422.97 and 19,316.16

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Solution

The fourth proportional to 44,274.12, 66,422.97 and 19,316.16 is: 28,979.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,274.12 : 66,422.97 = 19,316.16 : x
  2. Step 2: Convert to fraction form
    44,274.12/66,422.97 = 19,316.16/x
  3. Step 3: Cross multiply
    44,274.12x = 66,422.97 × 19,316.16
  4. Step 4: Simplify right side
    44,274.12x = 1,283,036,716.20
  5. Step 5: Solve for x
    x = 1,283,036,716.20/44,274.12
  6. Step 6: Final answer
    x = 28,979.38

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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.