Home / 31,875.87-43,989.68-17,534.97

Finding the Fourth Proportional to 31,875.87, 43,989.68 and 17,534.97

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Solution

The fourth proportional to 31,875.87, 43,989.68 and 17,534.97 is: 24,198.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,875.87 : 43,989.68 = 17,534.97 : x
  2. Step 2: Convert to fraction form
    31,875.87/43,989.68 = 17,534.97/x
  3. Step 3: Cross multiply
    31,875.87x = 43,989.68 × 17,534.97
  4. Step 4: Simplify right side
    31,875.87x = 771,357,631.43
  5. Step 5: Solve for x
    x = 771,357,631.43/31,875.87
  6. Step 6: Final answer
    x = 24,198.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.