Home / 29,387.82-40,554.96-15,958.92

Finding the Fourth Proportional to 29,387.82, 40,554.96 and 15,958.92

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Solution

The fourth proportional to 29,387.82, 40,554.96 and 15,958.92 is: 22,023.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,387.82 : 40,554.96 = 15,958.92 : x
  2. Step 2: Convert to fraction form
    29,387.82/40,554.96 = 15,958.92/x
  3. Step 3: Cross multiply
    29,387.82x = 40,554.96 × 15,958.92
  4. Step 4: Simplify right side
    29,387.82x = 647,213,362.24
  5. Step 5: Solve for x
    x = 647,213,362.24/29,387.82
  6. Step 6: Final answer
    x = 22,023.18

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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.