Home / 22,937.20-34,406.52-8,145.88

Finding the Fourth Proportional to 22,937.20, 34,406.52 and 8,145.88

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Solution

The fourth proportional to 22,937.20, 34,406.52 and 8,145.88 is: 12,219.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,937.20 : 34,406.52 = 8,145.88 : x
  2. Step 2: Convert to fraction form
    22,937.20/34,406.52 = 8,145.88/x
  3. Step 3: Cross multiply
    22,937.20x = 34,406.52 × 8,145.88
  4. Step 4: Simplify right side
    22,937.20x = 280,271,383.14
  5. Step 5: Solve for x
    x = 280,271,383.14/22,937.20
  6. Step 6: Final answer
    x = 12,219.08

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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.