Home / 33,107.25-45,688.90-18,000.92

Finding the Fourth Proportional to 33,107.25, 45,688.90 and 18,000.92

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Solution

The fourth proportional to 33,107.25, 45,688.90 and 18,000.92 is: 24,841.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,107.25 : 45,688.90 = 18,000.92 : x
  2. Step 2: Convert to fraction form
    33,107.25/45,688.90 = 18,000.92/x
  3. Step 3: Cross multiply
    33,107.25x = 45,688.90 × 18,000.92
  4. Step 4: Simplify right side
    33,107.25x = 822,442,303.01
  5. Step 5: Solve for x
    x = 822,442,303.01/33,107.25
  6. Step 6: Final answer
    x = 24,841.76

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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.