Home / 25,536.25-38,340.24-13,065.22

Finding the Fourth Proportional to 25,536.25, 38,340.24 and 13,065.22

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Solution

The fourth proportional to 25,536.25, 38,340.24 and 13,065.22 is: 19,616.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,536.25 : 38,340.24 = 13,065.22 : x
  2. Step 2: Convert to fraction form
    25,536.25/38,340.24 = 13,065.22/x
  3. Step 3: Cross multiply
    25,536.25x = 38,340.24 × 13,065.22
  4. Step 4: Simplify right side
    25,536.25x = 500,923,670.45
  5. Step 5: Solve for x
    x = 500,923,670.45/25,536.25
  6. Step 6: Final answer
    x = 19,616.18

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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.