Home / 12,350.36-18,502.25-6,103.10

Finding the Fourth Proportional to 12,350.36, 18,502.25 and 6,103.10

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Solution

The fourth proportional to 12,350.36, 18,502.25 and 6,103.10 is: 9,143.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,350.36 : 18,502.25 = 6,103.10 : x
  2. Step 2: Convert to fraction form
    12,350.36/18,502.25 = 6,103.10/x
  3. Step 3: Cross multiply
    12,350.36x = 18,502.25 × 6,103.10
  4. Step 4: Simplify right side
    12,350.36x = 112,920,958.95
  5. Step 5: Solve for x
    x = 112,920,958.95/12,350.36
  6. Step 6: Final answer
    x = 9,143.13

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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.