Home / 38,782.86-58,175.55-10,705.02

Finding the Fourth Proportional to 38,782.86, 58,175.55 and 10,705.02

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Solution

The fourth proportional to 38,782.86, 58,175.55 and 10,705.02 is: 16,057.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,782.86 : 58,175.55 = 10,705.02 : x
  2. Step 2: Convert to fraction form
    38,782.86/58,175.55 = 10,705.02/x
  3. Step 3: Cross multiply
    38,782.86x = 58,175.55 × 10,705.02
  4. Step 4: Simplify right side
    38,782.86x = 622,770,426.26
  5. Step 5: Solve for x
    x = 622,770,426.26/38,782.86
  6. Step 6: Final answer
    x = 16,057.88

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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.