Home / 25,474.75-38,199.12-14,965.30

Finding the Fourth Proportional to 25,474.75, 38,199.12 and 14,965.30

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Solution

The fourth proportional to 25,474.75, 38,199.12 and 14,965.30 is: 22,440.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,474.75 : 38,199.12 = 14,965.30 : x
  2. Step 2: Convert to fraction form
    25,474.75/38,199.12 = 14,965.30/x
  3. Step 3: Cross multiply
    25,474.75x = 38,199.12 × 14,965.30
  4. Step 4: Simplify right side
    25,474.75x = 571,661,038.53
  5. Step 5: Solve for x
    x = 571,661,038.53/25,474.75
  6. Step 6: Final answer
    x = 22,440.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.