Home / 33,102.30-45,676.67-19,668.66

Finding the Fourth Proportional to 33,102.30, 45,676.67 and 19,668.66

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Solution

The fourth proportional to 33,102.30, 45,676.67 and 19,668.66 is: 27,140.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,102.30 : 45,676.67 = 19,668.66 : x
  2. Step 2: Convert to fraction form
    33,102.30/45,676.67 = 19,668.66/x
  3. Step 3: Cross multiply
    33,102.30x = 45,676.67 × 19,668.66
  4. Step 4: Simplify right side
    33,102.30x = 898,398,793.82
  5. Step 5: Solve for x
    x = 898,398,793.82/33,102.30
  6. Step 6: Final answer
    x = 27,140.07

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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.