Home / 17,868.42-26,810.87-9,103.95

Finding the Fourth Proportional to 17,868.42, 26,810.87 and 9,103.95

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Solution

The fourth proportional to 17,868.42, 26,810.87 and 9,103.95 is: 13,660.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,868.42 : 26,810.87 = 9,103.95 : x
  2. Step 2: Convert to fraction form
    17,868.42/26,810.87 = 9,103.95/x
  3. Step 3: Cross multiply
    17,868.42x = 26,810.87 × 9,103.95
  4. Step 4: Simplify right side
    17,868.42x = 244,084,774.42
  5. Step 5: Solve for x
    x = 244,084,774.42/17,868.42
  6. Step 6: Final answer
    x = 13,660.12

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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.