Home / 22,231.48-33,346.40-6,648.72

Finding the Fourth Proportional to 22,231.48, 33,346.40 and 6,648.72

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Solution

The fourth proportional to 22,231.48, 33,346.40 and 6,648.72 is: 9,972.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,231.48 : 33,346.40 = 6,648.72 : x
  2. Step 2: Convert to fraction form
    22,231.48/33,346.40 = 6,648.72/x
  3. Step 3: Cross multiply
    22,231.48x = 33,346.40 × 6,648.72
  4. Step 4: Simplify right side
    22,231.48x = 221,710,876.61
  5. Step 5: Solve for x
    x = 221,710,876.61/22,231.48
  6. Step 6: Final answer
    x = 9,972.83

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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.