Home / 28,727.52-43,131.65-14,697.62

Finding the Fourth Proportional to 28,727.52, 43,131.65 and 14,697.62

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Solution

The fourth proportional to 28,727.52, 43,131.65 and 14,697.62 is: 22,067.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,727.52 : 43,131.65 = 14,697.62 : x
  2. Step 2: Convert to fraction form
    28,727.52/43,131.65 = 14,697.62/x
  3. Step 3: Cross multiply
    28,727.52x = 43,131.65 × 14,697.62
  4. Step 4: Simplify right side
    28,727.52x = 633,932,312.53
  5. Step 5: Solve for x
    x = 633,932,312.53/28,727.52
  6. Step 6: Final answer
    x = 22,067.07

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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.