Home / 15,062.06-20,737.14-12,933.38

Finding the Fourth Proportional to 15,062.06, 20,737.14 and 12,933.38

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Solution

The fourth proportional to 15,062.06, 20,737.14 and 12,933.38 is: 17,806.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,062.06 : 20,737.14 = 12,933.38 : x
  2. Step 2: Convert to fraction form
    15,062.06/20,737.14 = 12,933.38/x
  3. Step 3: Cross multiply
    15,062.06x = 20,737.14 × 12,933.38
  4. Step 4: Simplify right side
    15,062.06x = 268,201,311.73
  5. Step 5: Solve for x
    x = 268,201,311.73/15,062.06
  6. Step 6: Final answer
    x = 17,806.42

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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.