Home / 40,867.44-61,308.45-15,921.06

Finding the Fourth Proportional to 40,867.44, 61,308.45 and 15,921.06

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Solution

The fourth proportional to 40,867.44, 61,308.45 and 15,921.06 is: 23,884.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,867.44 : 61,308.45 = 15,921.06 : x
  2. Step 2: Convert to fraction form
    40,867.44/61,308.45 = 15,921.06/x
  3. Step 3: Cross multiply
    40,867.44x = 61,308.45 × 15,921.06
  4. Step 4: Simplify right side
    40,867.44x = 976,095,510.96
  5. Step 5: Solve for x
    x = 976,095,510.96/40,867.44
  6. Step 6: Final answer
    x = 23,884.43

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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.