Home / 26,655.92-39,985.32-6,934.52

Finding the Fourth Proportional to 26,655.92, 39,985.32 and 6,934.52

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Solution

The fourth proportional to 26,655.92, 39,985.32 and 6,934.52 is: 10,402.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,655.92 : 39,985.32 = 6,934.52 : x
  2. Step 2: Convert to fraction form
    26,655.92/39,985.32 = 6,934.52/x
  3. Step 3: Cross multiply
    26,655.92x = 39,985.32 × 6,934.52
  4. Step 4: Simplify right side
    26,655.92x = 277,279,001.25
  5. Step 5: Solve for x
    x = 277,279,001.25/26,655.92
  6. Step 6: Final answer
    x = 10,402.15

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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.