Home / 39,150.32-58,670.28-30,344

Finding the Fourth Proportional to 39,150.32, 58,670.28 and 30,344

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Solution

The fourth proportional to 39,150.32, 58,670.28 and 30,344 is: 45,473.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,150.32 : 58,670.28 = 30,344 : x
  2. Step 2: Convert to fraction form
    39,150.32/58,670.28 = 30,344/x
  3. Step 3: Cross multiply
    39,150.32x = 58,670.28 × 30,344
  4. Step 4: Simplify right side
    39,150.32x = 1,780,290,976.32
  5. Step 5: Solve for x
    x = 1,780,290,976.32/39,150.32
  6. Step 6: Final answer
    x = 45,473.22

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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.