Home / 17,719.42-26,569.91-8,356.93

Finding the Fourth Proportional to 17,719.42, 26,569.91 and 8,356.93

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Solution

The fourth proportional to 17,719.42, 26,569.91 and 8,356.93 is: 12,531.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,719.42 : 26,569.91 = 8,356.93 : x
  2. Step 2: Convert to fraction form
    17,719.42/26,569.91 = 8,356.93/x
  3. Step 3: Cross multiply
    17,719.42x = 26,569.91 × 8,356.93
  4. Step 4: Simplify right side
    17,719.42x = 222,042,790.11
  5. Step 5: Solve for x
    x = 222,042,790.11/17,719.42
  6. Step 6: Final answer
    x = 12,531.04

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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.