Home / 31,677.60-43,714.53-18,248.82

Finding the Fourth Proportional to 31,677.60, 43,714.53 and 18,248.82

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Solution

The fourth proportional to 31,677.60, 43,714.53 and 18,248.82 is: 25,183.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,677.60 : 43,714.53 = 18,248.82 : x
  2. Step 2: Convert to fraction form
    31,677.60/43,714.53 = 18,248.82/x
  3. Step 3: Cross multiply
    31,677.60x = 43,714.53 × 18,248.82
  4. Step 4: Simplify right side
    31,677.60x = 797,738,589.35
  5. Step 5: Solve for x
    x = 797,738,589.35/31,677.60
  6. Step 6: Final answer
    x = 25,183.05

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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.