Home / 18,083.12-24,954.55-10,125.41

Finding the Fourth Proportional to 18,083.12, 24,954.55 and 10,125.41

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Solution

The fourth proportional to 18,083.12, 24,954.55 and 10,125.41 is: 13,972.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,083.12 : 24,954.55 = 10,125.41 : x
  2. Step 2: Convert to fraction form
    18,083.12/24,954.55 = 10,125.41/x
  3. Step 3: Cross multiply
    18,083.12x = 24,954.55 × 10,125.41
  4. Step 4: Simplify right side
    18,083.12x = 252,674,900.03
  5. Step 5: Solve for x
    x = 252,674,900.03/18,083.12
  6. Step 6: Final answer
    x = 13,972.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.