Home / 25,351.11-34,983.70-14,020.43

Finding the Fourth Proportional to 25,351.11, 34,983.70 and 14,020.43

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Solution

The fourth proportional to 25,351.11, 34,983.70 and 14,020.43 is: 19,347.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,351.11 : 34,983.70 = 14,020.43 : x
  2. Step 2: Convert to fraction form
    25,351.11/34,983.70 = 14,020.43/x
  3. Step 3: Cross multiply
    25,351.11x = 34,983.70 × 14,020.43
  4. Step 4: Simplify right side
    25,351.11x = 490,486,307.02
  5. Step 5: Solve for x
    x = 490,486,307.02/25,351.11
  6. Step 6: Final answer
    x = 19,347.73

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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.