Home / 25,863.15-38,811.73-14,184.57

Finding the Fourth Proportional to 25,863.15, 38,811.73 and 14,184.57

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Solution

The fourth proportional to 25,863.15, 38,811.73 and 14,184.57 is: 21,286.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,863.15 : 38,811.73 = 14,184.57 : x
  2. Step 2: Convert to fraction form
    25,863.15/38,811.73 = 14,184.57/x
  3. Step 3: Cross multiply
    25,863.15x = 38,811.73 × 14,184.57
  4. Step 4: Simplify right side
    25,863.15x = 550,527,701.01
  5. Step 5: Solve for x
    x = 550,527,701.01/25,863.15
  6. Step 6: Final answer
    x = 21,286.18

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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.