Home / 52,677.92-78,979.97-19,393.67

Finding the Fourth Proportional to 52,677.92, 78,979.97 and 19,393.67

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Solution

The fourth proportional to 52,677.92, 78,979.97 and 19,393.67 is: 29,076.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,677.92 : 78,979.97 = 19,393.67 : x
  2. Step 2: Convert to fraction form
    52,677.92/78,979.97 = 19,393.67/x
  3. Step 3: Cross multiply
    52,677.92x = 78,979.97 × 19,393.67
  4. Step 4: Simplify right side
    52,677.92x = 1,531,710,982.92
  5. Step 5: Solve for x
    x = 1,531,710,982.92/52,677.92
  6. Step 6: Final answer
    x = 29,076.91

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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.