Home / 25,559.42-38,321.78-13,069.22

Finding the Fourth Proportional to 25,559.42, 38,321.78 and 13,069.22

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Solution

The fourth proportional to 25,559.42, 38,321.78 and 13,069.22 is: 19,594.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,559.42 : 38,321.78 = 13,069.22 : x
  2. Step 2: Convert to fraction form
    25,559.42/38,321.78 = 13,069.22/x
  3. Step 3: Cross multiply
    25,559.42x = 38,321.78 × 13,069.22
  4. Step 4: Simplify right side
    25,559.42x = 500,835,516.66
  5. Step 5: Solve for x
    x = 500,835,516.66/25,559.42
  6. Step 6: Final answer
    x = 19,594.95

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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.