Home / 12,338.97-18,510.18-4,016.28

Finding the Fourth Proportional to 12,338.97, 18,510.18 and 4,016.28

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Solution

The fourth proportional to 12,338.97, 18,510.18 and 4,016.28 is: 6,024.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,338.97 : 18,510.18 = 4,016.28 : x
  2. Step 2: Convert to fraction form
    12,338.97/18,510.18 = 4,016.28/x
  3. Step 3: Cross multiply
    12,338.97x = 18,510.18 × 4,016.28
  4. Step 4: Simplify right side
    12,338.97x = 74,342,065.73
  5. Step 5: Solve for x
    x = 74,342,065.73/12,338.97
  6. Step 6: Final answer
    x = 6,024.98

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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.