Home / 31,677.35-43,714.79-17,530.19

Finding the Fourth Proportional to 31,677.35, 43,714.79 and 17,530.19

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Solution

The fourth proportional to 31,677.35, 43,714.79 and 17,530.19 is: 24,191.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,677.35 : 43,714.79 = 17,530.19 : x
  2. Step 2: Convert to fraction form
    31,677.35/43,714.79 = 17,530.19/x
  3. Step 3: Cross multiply
    31,677.35x = 43,714.79 × 17,530.19
  4. Step 4: Simplify right side
    31,677.35x = 766,328,497.95
  5. Step 5: Solve for x
    x = 766,328,497.95/31,677.35
  6. Step 6: Final answer
    x = 24,191.69

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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.