Home / 12,175.75-18,248.93-5,926.40

Finding the Fourth Proportional to 12,175.75, 18,248.93 and 5,926.40

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Solution

The fourth proportional to 12,175.75, 18,248.93 and 5,926.40 is: 8,882.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,175.75 : 18,248.93 = 5,926.40 : x
  2. Step 2: Convert to fraction form
    12,175.75/18,248.93 = 5,926.40/x
  3. Step 3: Cross multiply
    12,175.75x = 18,248.93 × 5,926.40
  4. Step 4: Simplify right side
    12,175.75x = 108,150,337.88
  5. Step 5: Solve for x
    x = 108,150,337.88/12,175.75
  6. Step 6: Final answer
    x = 8,882.44

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1.5x scale

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.