Home / 18,278.67-25,222.82-14,510.96

Finding the Fourth Proportional to 18,278.67, 25,222.82 and 14,510.96

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Solution

The fourth proportional to 18,278.67, 25,222.82 and 14,510.96 is: 20,023.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,278.67 : 25,222.82 = 14,510.96 : x
  2. Step 2: Convert to fraction form
    18,278.67/25,222.82 = 14,510.96/x
  3. Step 3: Cross multiply
    18,278.67x = 25,222.82 × 14,510.96
  4. Step 4: Simplify right side
    18,278.67x = 366,007,133.44
  5. Step 5: Solve for x
    x = 366,007,133.44/18,278.67
  6. Step 6: Final answer
    x = 20,023.73

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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.