Home / 52,961.14-79,440.68-21,370.37

Finding the Fourth Proportional to 52,961.14, 79,440.68 and 21,370.37

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Solution

The fourth proportional to 52,961.14, 79,440.68 and 21,370.37 is: 32,055.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,961.14 : 79,440.68 = 21,370.37 : x
  2. Step 2: Convert to fraction form
    52,961.14/79,440.68 = 21,370.37/x
  3. Step 3: Cross multiply
    52,961.14x = 79,440.68 × 21,370.37
  4. Step 4: Simplify right side
    52,961.14x = 1,697,676,380.87
  5. Step 5: Solve for x
    x = 1,697,676,380.87/52,961.14
  6. Step 6: Final answer
    x = 32,055.13

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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.