Home / 31,754.21-43,822.40-17,607.08

Finding the Fourth Proportional to 31,754.21, 43,822.40 and 17,607.08

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Solution

The fourth proportional to 31,754.21, 43,822.40 and 17,607.08 is: 24,298.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,754.21 : 43,822.40 = 17,607.08 : x
  2. Step 2: Convert to fraction form
    31,754.21/43,822.40 = 17,607.08/x
  3. Step 3: Cross multiply
    31,754.21x = 43,822.40 × 17,607.08
  4. Step 4: Simplify right side
    31,754.21x = 771,584,195.44
  5. Step 5: Solve for x
    x = 771,584,195.44/31,754.21
  6. Step 6: Final answer
    x = 24,298.65

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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.