Home / 19,703.96-29,540.89-9,850.31

Finding the Fourth Proportional to 19,703.96, 29,540.89 and 9,850.31

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Solution

The fourth proportional to 19,703.96, 29,540.89 and 9,850.31 is: 14,767.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,703.96 : 29,540.89 = 9,850.31 : x
  2. Step 2: Convert to fraction form
    19,703.96/29,540.89 = 9,850.31/x
  3. Step 3: Cross multiply
    19,703.96x = 29,540.89 × 9,850.31
  4. Step 4: Simplify right side
    19,703.96x = 290,986,924.18
  5. Step 5: Solve for x
    x = 290,986,924.18/19,703.96
  6. Step 6: Final answer
    x = 14,767.94

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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.