Home / 22,977.36-34,455.96-7,178.04

Finding the Fourth Proportional to 22,977.36, 34,455.96 and 7,178.04

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Solution

The fourth proportional to 22,977.36, 34,455.96 and 7,178.04 is: 10,763.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,977.36 : 34,455.96 = 7,178.04 : x
  2. Step 2: Convert to fraction form
    22,977.36/34,455.96 = 7,178.04/x
  3. Step 3: Cross multiply
    22,977.36x = 34,455.96 × 7,178.04
  4. Step 4: Simplify right side
    22,977.36x = 247,326,259.12
  5. Step 5: Solve for x
    x = 247,326,259.12/22,977.36
  6. Step 6: Final answer
    x = 10,763.91

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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.