Home / 39,344.47-58,979.04-13,034.86

Finding the Fourth Proportional to 39,344.47, 58,979.04 and 13,034.86

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Solution

The fourth proportional to 39,344.47, 58,979.04 and 13,034.86 is: 19,539.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,344.47 : 58,979.04 = 13,034.86 : x
  2. Step 2: Convert to fraction form
    39,344.47/58,979.04 = 13,034.86/x
  3. Step 3: Cross multiply
    39,344.47x = 58,979.04 × 13,034.86
  4. Step 4: Simplify right side
    39,344.47x = 768,783,333.01
  5. Step 5: Solve for x
    x = 768,783,333.01/39,344.47
  6. Step 6: Final answer
    x = 19,539.81

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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.