Home / 26,656.66-39,941.16-9,116.92

Finding the Fourth Proportional to 26,656.66, 39,941.16 and 9,116.92

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Solution

The fourth proportional to 26,656.66, 39,941.16 and 9,116.92 is: 13,660.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,656.66 : 39,941.16 = 9,116.92 : x
  2. Step 2: Convert to fraction form
    26,656.66/39,941.16 = 9,116.92/x
  3. Step 3: Cross multiply
    26,656.66x = 39,941.16 × 9,116.92
  4. Step 4: Simplify right side
    26,656.66x = 364,140,360.43
  5. Step 5: Solve for x
    x = 364,140,360.43/26,656.66
  6. Step 6: Final answer
    x = 13,660.39

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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.