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Finding the Fourth Proportional to 25,079, 34,610.28 and 13,901

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Solution

The fourth proportional to 25,079, 34,610.28 and 13,901 is: 19,184.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,079 : 34,610.28 = 13,901 : x
  2. Step 2: Convert to fraction form
    25,079/34,610.28 = 13,901/x
  3. Step 3: Cross multiply
    25,079x = 34,610.28 × 13,901
  4. Step 4: Simplify right side
    25,079x = 481,117,502.28
  5. Step 5: Solve for x
    x = 481,117,502.28/25,079
  6. Step 6: Final answer
    x = 19,184.08

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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.