Home / 29,189.57-40,282.45-17,858.88

Finding the Fourth Proportional to 29,189.57, 40,282.45 and 17,858.88

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Solution

The fourth proportional to 29,189.57, 40,282.45 and 17,858.88 is: 24,645.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,189.57 : 40,282.45 = 17,858.88 : x
  2. Step 2: Convert to fraction form
    29,189.57/40,282.45 = 17,858.88/x
  3. Step 3: Cross multiply
    29,189.57x = 40,282.45 × 17,858.88
  4. Step 4: Simplify right side
    29,189.57x = 719,399,396.01
  5. Step 5: Solve for x
    x = 719,399,396.01/29,189.57
  6. Step 6: Final answer
    x = 24,645.77

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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.