Home / 38,993.33-58,497.21-12,346.04

Finding the Fourth Proportional to 38,993.33, 58,497.21 and 12,346.04

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Solution

The fourth proportional to 38,993.33, 58,497.21 and 12,346.04 is: 18,521.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,993.33 : 58,497.21 = 12,346.04 : x
  2. Step 2: Convert to fraction form
    38,993.33/58,497.21 = 12,346.04/x
  3. Step 3: Cross multiply
    38,993.33x = 58,497.21 × 12,346.04
  4. Step 4: Simplify right side
    38,993.33x = 722,209,040.79
  5. Step 5: Solve for x
    x = 722,209,040.79/38,993.33
  6. Step 6: Final answer
    x = 18,521.35

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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.