Home / 25,395.96-38,098.71-11,356.55

Finding the Fourth Proportional to 25,395.96, 38,098.71 and 11,356.55

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Solution

The fourth proportional to 25,395.96, 38,098.71 and 11,356.55 is: 17,036.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,395.96 : 38,098.71 = 11,356.55 : x
  2. Step 2: Convert to fraction form
    25,395.96/38,098.71 = 11,356.55/x
  3. Step 3: Cross multiply
    25,395.96x = 38,098.71 × 11,356.55
  4. Step 4: Simplify right side
    25,395.96x = 432,669,714.56
  5. Step 5: Solve for x
    x = 432,669,714.56/25,395.96
  6. Step 6: Final answer
    x = 17,036.95

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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.