Home / 28,871.06-39,837.78-17,534.66

Finding the Fourth Proportional to 28,871.06, 39,837.78 and 17,534.66

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Solution

The fourth proportional to 28,871.06, 39,837.78 and 17,534.66 is: 24,195.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,871.06 : 39,837.78 = 17,534.66 : x
  2. Step 2: Convert to fraction form
    28,871.06/39,837.78 = 17,534.66/x
  3. Step 3: Cross multiply
    28,871.06x = 39,837.78 × 17,534.66
  4. Step 4: Simplify right side
    28,871.06x = 698,541,728.27
  5. Step 5: Solve for x
    x = 698,541,728.27/28,871.06
  6. Step 6: Final answer
    x = 24,195.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.