Home / 31,660.02-43,689.48-17,511.96

Finding the Fourth Proportional to 31,660.02, 43,689.48 and 17,511.96

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Solution

The fourth proportional to 31,660.02, 43,689.48 and 17,511.96 is: 24,165.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,660.02 : 43,689.48 = 17,511.96 : x
  2. Step 2: Convert to fraction form
    31,660.02/43,689.48 = 17,511.96/x
  3. Step 3: Cross multiply
    31,660.02x = 43,689.48 × 17,511.96
  4. Step 4: Simplify right side
    31,660.02x = 765,088,426.18
  5. Step 5: Solve for x
    x = 765,088,426.18/31,660.02
  6. Step 6: Final answer
    x = 24,165.76

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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.