Home / 40,910.52-61,341-26,689.64

Finding the Fourth Proportional to 40,910.52, 61,341 and 26,689.64

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Solution

The fourth proportional to 40,910.52, 61,341 and 26,689.64 is: 40,018.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,910.52 : 61,341 = 26,689.64 : x
  2. Step 2: Convert to fraction form
    40,910.52/61,341 = 26,689.64/x
  3. Step 3: Cross multiply
    40,910.52x = 61,341 × 26,689.64
  4. Step 4: Simplify right side
    40,910.52x = 1,637,169,207.24
  5. Step 5: Solve for x
    x = 1,637,169,207.24/40,910.52
  6. Step 6: Final answer
    x = 40,018.29

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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.