Home / 26,652.16-39,934.50-9,112.42

Finding the Fourth Proportional to 26,652.16, 39,934.50 and 9,112.42

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Solution

The fourth proportional to 26,652.16, 39,934.50 and 9,112.42 is: 13,653.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,652.16 : 39,934.50 = 9,112.42 : x
  2. Step 2: Convert to fraction form
    26,652.16/39,934.50 = 9,112.42/x
  3. Step 3: Cross multiply
    26,652.16x = 39,934.50 × 9,112.42
  4. Step 4: Simplify right side
    26,652.16x = 363,899,936.49
  5. Step 5: Solve for x
    x = 363,899,936.49/26,652.16
  6. Step 6: Final answer
    x = 13,653.68

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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.