Home / 31,173.84-43,022.88-17,748.36

Finding the Fourth Proportional to 31,173.84, 43,022.88 and 17,748.36

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Solution

The fourth proportional to 31,173.84, 43,022.88 and 17,748.36 is: 24,494.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,173.84 : 43,022.88 = 17,748.36 : x
  2. Step 2: Convert to fraction form
    31,173.84/43,022.88 = 17,748.36/x
  3. Step 3: Cross multiply
    31,173.84x = 43,022.88 × 17,748.36
  4. Step 4: Simplify right side
    31,173.84x = 763,585,562.48
  5. Step 5: Solve for x
    x = 763,585,562.48/31,173.84
  6. Step 6: Final answer
    x = 24,494.43

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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.