Home / 26,456.34-39,659.16-9,811.92

Finding the Fourth Proportional to 26,456.34, 39,659.16 and 9,811.92

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Solution

The fourth proportional to 26,456.34, 39,659.16 and 9,811.92 is: 14,708.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,456.34 : 39,659.16 = 9,811.92 : x
  2. Step 2: Convert to fraction form
    26,456.34/39,659.16 = 9,811.92/x
  3. Step 3: Cross multiply
    26,456.34x = 39,659.16 × 9,811.92
  4. Step 4: Simplify right side
    26,456.34x = 389,132,505.19
  5. Step 5: Solve for x
    x = 389,132,505.19/26,456.34
  6. Step 6: Final answer
    x = 14,708.48

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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.