Home / 29,087.91-43,637.27-19,235.43

Finding the Fourth Proportional to 29,087.91, 43,637.27 and 19,235.43

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Solution

The fourth proportional to 29,087.91, 43,637.27 and 19,235.43 is: 28,856.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,087.91 : 43,637.27 = 19,235.43 : x
  2. Step 2: Convert to fraction form
    29,087.91/43,637.27 = 19,235.43/x
  3. Step 3: Cross multiply
    29,087.91x = 43,637.27 × 19,235.43
  4. Step 4: Simplify right side
    29,087.91x = 839,381,556.30
  5. Step 5: Solve for x
    x = 839,381,556.30/29,087.91
  6. Step 6: Final answer
    x = 28,856.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.