Home / 19,750.27-29,625.43-7,909.37

Finding the Fourth Proportional to 19,750.27, 29,625.43 and 7,909.37

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Solution

The fourth proportional to 19,750.27, 29,625.43 and 7,909.37 is: 11,864.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,750.27 : 29,625.43 = 7,909.37 : x
  2. Step 2: Convert to fraction form
    19,750.27/29,625.43 = 7,909.37/x
  3. Step 3: Cross multiply
    19,750.27x = 29,625.43 × 7,909.37
  4. Step 4: Simplify right side
    19,750.27x = 234,318,487.28
  5. Step 5: Solve for x
    x = 234,318,487.28/19,750.27
  6. Step 6: Final answer
    x = 11,864.07

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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.