Home / 52,819.68-79,212.97-17,751.13

Finding the Fourth Proportional to 52,819.68, 79,212.97 and 17,751.13

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Solution

The fourth proportional to 52,819.68, 79,212.97 and 17,751.13 is: 26,621.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,819.68 : 79,212.97 = 17,751.13 : x
  2. Step 2: Convert to fraction form
    52,819.68/79,212.97 = 17,751.13/x
  3. Step 3: Cross multiply
    52,819.68x = 79,212.97 × 17,751.13
  4. Step 4: Simplify right side
    52,819.68x = 1,406,119,728.16
  5. Step 5: Solve for x
    x = 1,406,119,728.16/52,819.68
  6. Step 6: Final answer
    x = 26,621.13

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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.