Home / 12,158.44-18,237.66-2,924.44

Finding the Fourth Proportional to 12,158.44, 18,237.66 and 2,924.44

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Solution

The fourth proportional to 12,158.44, 18,237.66 and 2,924.44 is: 4,386.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,158.44 : 18,237.66 = 2,924.44 : x
  2. Step 2: Convert to fraction form
    12,158.44/18,237.66 = 2,924.44/x
  3. Step 3: Cross multiply
    12,158.44x = 18,237.66 × 2,924.44
  4. Step 4: Simplify right side
    12,158.44x = 53,334,885.85
  5. Step 5: Solve for x
    x = 53,334,885.85/12,158.44
  6. Step 6: Final answer
    x = 4,386.66

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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.