Home / 19,550.84-29,327.48-7,864.08

Finding the Fourth Proportional to 19,550.84, 29,327.48 and 7,864.08

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Solution

The fourth proportional to 19,550.84, 29,327.48 and 7,864.08 is: 11,796.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,550.84 : 29,327.48 = 7,864.08 : x
  2. Step 2: Convert to fraction form
    19,550.84/29,327.48 = 7,864.08/x
  3. Step 3: Cross multiply
    19,550.84x = 29,327.48 × 7,864.08
  4. Step 4: Simplify right side
    19,550.84x = 230,633,648.92
  5. Step 5: Solve for x
    x = 230,633,648.92/19,550.84
  6. Step 6: Final answer
    x = 11,796.61

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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.