Home / 38,743.68-58,119.57-12,442.17

Finding the Fourth Proportional to 38,743.68, 58,119.57 and 12,442.17

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Solution

The fourth proportional to 38,743.68, 58,119.57 and 12,442.17 is: 18,664.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,743.68 : 58,119.57 = 12,442.17 : x
  2. Step 2: Convert to fraction form
    38,743.68/58,119.57 = 12,442.17/x
  3. Step 3: Cross multiply
    38,743.68x = 58,119.57 × 12,442.17
  4. Step 4: Simplify right side
    38,743.68x = 723,133,570.27
  5. Step 5: Solve for x
    x = 723,133,570.27/38,743.68
  6. Step 6: Final answer
    x = 18,664.56

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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.