Home / 31,293.76-43,184.46-17,864.68

Finding the Fourth Proportional to 31,293.76, 43,184.46 and 17,864.68

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Solution

The fourth proportional to 31,293.76, 43,184.46 and 17,864.68 is: 24,652.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,293.76 : 43,184.46 = 17,864.68 : x
  2. Step 2: Convert to fraction form
    31,293.76/43,184.46 = 17,864.68/x
  3. Step 3: Cross multiply
    31,293.76x = 43,184.46 × 17,864.68
  4. Step 4: Simplify right side
    31,293.76x = 771,476,558.87
  5. Step 5: Solve for x
    x = 771,476,558.87/31,293.76
  6. Step 6: Final answer
    x = 24,652.73

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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.