Home / 31,503.80-43,475.24-17,356.52

Finding the Fourth Proportional to 31,503.80, 43,475.24 and 17,356.52

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Solution

The fourth proportional to 31,503.80, 43,475.24 and 17,356.52 is: 23,952.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,503.80 : 43,475.24 = 17,356.52 : x
  2. Step 2: Convert to fraction form
    31,503.80/43,475.24 = 17,356.52/x
  3. Step 3: Cross multiply
    31,503.80x = 43,475.24 × 17,356.52
  4. Step 4: Simplify right side
    31,503.80x = 754,578,872.56
  5. Step 5: Solve for x
    x = 754,578,872.56/31,503.80
  6. Step 6: Final answer
    x = 23,952.00

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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.