Home / 26,689.24-39,956.08-25,678.36

Finding the Fourth Proportional to 26,689.24, 39,956.08 and 25,678.36

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Solution

The fourth proportional to 26,689.24, 39,956.08 and 25,678.36 is: 38,442.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,689.24 : 39,956.08 = 25,678.36 : x
  2. Step 2: Convert to fraction form
    26,689.24/39,956.08 = 25,678.36/x
  3. Step 3: Cross multiply
    26,689.24x = 39,956.08 × 25,678.36
  4. Step 4: Simplify right side
    26,689.24x = 1,026,006,606.43
  5. Step 5: Solve for x
    x = 1,026,006,606.43/26,689.24
  6. Step 6: Final answer
    x = 38,442.71

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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.