Home / 27,405.22-41,123.95-17,409.53

Finding the Fourth Proportional to 27,405.22, 41,123.95 and 17,409.53

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Solution

The fourth proportional to 27,405.22, 41,123.95 and 17,409.53 is: 26,124.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,405.22 : 41,123.95 = 17,409.53 : x
  2. Step 2: Convert to fraction form
    27,405.22/41,123.95 = 17,409.53/x
  3. Step 3: Cross multiply
    27,405.22x = 41,123.95 × 17,409.53
  4. Step 4: Simplify right side
    27,405.22x = 715,948,546.31
  5. Step 5: Solve for x
    x = 715,948,546.31/27,405.22
  6. Step 6: Final answer
    x = 26,124.53

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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.