Home / 26,646.76-39,970.26-6,923.92

Finding the Fourth Proportional to 26,646.76, 39,970.26 and 6,923.92

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Solution

The fourth proportional to 26,646.76, 39,970.26 and 6,923.92 is: 10,385.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,646.76 : 39,970.26 = 6,923.92 : x
  2. Step 2: Convert to fraction form
    26,646.76/39,970.26 = 6,923.92/x
  3. Step 3: Cross multiply
    26,646.76x = 39,970.26 × 6,923.92
  4. Step 4: Simplify right side
    26,646.76x = 276,750,882.62
  5. Step 5: Solve for x
    x = 276,750,882.62/26,646.76
  6. Step 6: Final answer
    x = 10,385.91

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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.