Home / 31,742.64-47,609.37-22,226.09

Finding the Fourth Proportional to 31,742.64, 47,609.37 and 22,226.09

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Solution

The fourth proportional to 31,742.64, 47,609.37 and 22,226.09 is: 33,335.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,742.64 : 47,609.37 = 22,226.09 : x
  2. Step 2: Convert to fraction form
    31,742.64/47,609.37 = 22,226.09/x
  3. Step 3: Cross multiply
    31,742.64x = 47,609.37 × 22,226.09
  4. Step 4: Simplify right side
    31,742.64x = 1,058,169,904.42
  5. Step 5: Solve for x
    x = 1,058,169,904.42/31,742.64
  6. Step 6: Final answer
    x = 33,335.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.