Home / 33,107.55-45,689.31-18,001.23

Finding the Fourth Proportional to 33,107.55, 45,689.31 and 18,001.23

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Solution

The fourth proportional to 33,107.55, 45,689.31 and 18,001.23 is: 24,842.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,107.55 : 45,689.31 = 18,001.23 : x
  2. Step 2: Convert to fraction form
    33,107.55/45,689.31 = 18,001.23/x
  3. Step 3: Cross multiply
    33,107.55x = 45,689.31 × 18,001.23
  4. Step 4: Simplify right side
    33,107.55x = 822,463,777.85
  5. Step 5: Solve for x
    x = 822,463,777.85/33,107.55
  6. Step 6: Final answer
    x = 24,842.18

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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.