Home / 25,344.72-34,972.66-14,012.69

Finding the Fourth Proportional to 25,344.72, 34,972.66 and 14,012.69

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Solution

The fourth proportional to 25,344.72, 34,972.66 and 14,012.69 is: 19,335.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,344.72 : 34,972.66 = 14,012.69 : x
  2. Step 2: Convert to fraction form
    25,344.72/34,972.66 = 14,012.69/x
  3. Step 3: Cross multiply
    25,344.72x = 34,972.66 × 14,012.69
  4. Step 4: Simplify right side
    25,344.72x = 490,060,885.71
  5. Step 5: Solve for x
    x = 490,060,885.71/25,344.72
  6. Step 6: Final answer
    x = 19,335.82

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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.