Home / 26,642.08-39,916.68-17,291.44

Finding the Fourth Proportional to 26,642.08, 39,916.68 and 17,291.44

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Solution

The fourth proportional to 26,642.08, 39,916.68 and 17,291.44 is: 25,907.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,642.08 : 39,916.68 = 17,291.44 : x
  2. Step 2: Convert to fraction form
    26,642.08/39,916.68 = 17,291.44/x
  3. Step 3: Cross multiply
    26,642.08x = 39,916.68 × 17,291.44
  4. Step 4: Simplify right side
    26,642.08x = 690,216,877.22
  5. Step 5: Solve for x
    x = 690,216,877.22/26,642.08
  6. Step 6: Final answer
    x = 25,907.02

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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.