Home / 23,511.38-35,268.89-7,929

Finding the Fourth Proportional to 23,511.38, 35,268.89 and 7,929

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Solution

The fourth proportional to 23,511.38, 35,268.89 and 7,929 is: 11,894.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,511.38 : 35,268.89 = 7,929 : x
  2. Step 2: Convert to fraction form
    23,511.38/35,268.89 = 7,929/x
  3. Step 3: Cross multiply
    23,511.38x = 35,268.89 × 7,929
  4. Step 4: Simplify right side
    23,511.38x = 279,646,989.17
  5. Step 5: Solve for x
    x = 279,646,989.17/23,511.38
  6. Step 6: Final answer
    x = 11,894.11

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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.