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Finding the Fourth Proportional to 12,593.67, 18,888.07 and 4,800.66

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Solution

The fourth proportional to 12,593.67, 18,888.07 and 4,800.66 is: 7,200.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,593.67 : 18,888.07 = 4,800.66 : x
  2. Step 2: Convert to fraction form
    12,593.67/18,888.07 = 4,800.66/x
  3. Step 3: Cross multiply
    12,593.67x = 18,888.07 × 4,800.66
  4. Step 4: Simplify right side
    12,593.67x = 90,675,083.68
  5. Step 5: Solve for x
    x = 90,675,083.68/12,593.67
  6. Step 6: Final answer
    x = 7,200.06

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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.