Home / 30,581.01-42,201.99-17,843.04

Finding the Fourth Proportional to 30,581.01, 42,201.99 and 17,843.04

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Solution

The fourth proportional to 30,581.01, 42,201.99 and 17,843.04 is: 24,623.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,581.01 : 42,201.99 = 17,843.04 : x
  2. Step 2: Convert to fraction form
    30,581.01/42,201.99 = 17,843.04/x
  3. Step 3: Cross multiply
    30,581.01x = 42,201.99 × 17,843.04
  4. Step 4: Simplify right side
    30,581.01x = 753,011,795.65
  5. Step 5: Solve for x
    x = 753,011,795.65/30,581.01
  6. Step 6: Final answer
    x = 24,623.51

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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.