Home / 34,981.22-48,272.33-19,871.88

Finding the Fourth Proportional to 34,981.22, 48,272.33 and 19,871.88

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Solution

The fourth proportional to 34,981.22, 48,272.33 and 19,871.88 is: 27,422.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,981.22 : 48,272.33 = 19,871.88 : x
  2. Step 2: Convert to fraction form
    34,981.22/48,272.33 = 19,871.88/x
  3. Step 3: Cross multiply
    34,981.22x = 48,272.33 × 19,871.88
  4. Step 4: Simplify right side
    34,981.22x = 959,261,849.72
  5. Step 5: Solve for x
    x = 959,261,849.72/34,981.22
  6. Step 6: Final answer
    x = 27,422.20

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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.