Home / 12,362.40-18,544.14-4,042.38

Finding the Fourth Proportional to 12,362.40, 18,544.14 and 4,042.38

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Solution

The fourth proportional to 12,362.40, 18,544.14 and 4,042.38 is: 6,063.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,362.40 : 18,544.14 = 4,042.38 : x
  2. Step 2: Convert to fraction form
    12,362.40/18,544.14 = 4,042.38/x
  3. Step 3: Cross multiply
    12,362.40x = 18,544.14 × 4,042.38
  4. Step 4: Simplify right side
    12,362.40x = 74,962,460.65
  5. Step 5: Solve for x
    x = 74,962,460.65/12,362.40
  6. Step 6: Final answer
    x = 6,063.75

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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.