Home / 33,060.18-45,610.07-18,905.43

Finding the Fourth Proportional to 33,060.18, 45,610.07 and 18,905.43

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Solution

The fourth proportional to 33,060.18, 45,610.07 and 18,905.43 is: 26,082.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,060.18 : 45,610.07 = 18,905.43 : x
  2. Step 2: Convert to fraction form
    33,060.18/45,610.07 = 18,905.43/x
  3. Step 3: Cross multiply
    33,060.18x = 45,610.07 × 18,905.43
  4. Step 4: Simplify right side
    33,060.18x = 862,277,985.68
  5. Step 5: Solve for x
    x = 862,277,985.68/33,060.18
  6. Step 6: Final answer
    x = 26,082.07

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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.