Home / 33,117.72-45,679.32-22,488.90

Finding the Fourth Proportional to 33,117.72, 45,679.32 and 22,488.90

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Solution

The fourth proportional to 33,117.72, 45,679.32 and 22,488.90 is: 31,018.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,117.72 : 45,679.32 = 22,488.90 : x
  2. Step 2: Convert to fraction form
    33,117.72/45,679.32 = 22,488.90/x
  3. Step 3: Cross multiply
    33,117.72x = 45,679.32 × 22,488.90
  4. Step 4: Simplify right side
    33,117.72x = 1,027,277,659.55
  5. Step 5: Solve for x
    x = 1,027,277,659.55/33,117.72
  6. Step 6: Final answer
    x = 31,018.97

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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.