Home / 53,236.80-79,855.20-25,147.62

Finding the Fourth Proportional to 53,236.80, 79,855.20 and 25,147.62

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Solution

The fourth proportional to 53,236.80, 79,855.20 and 25,147.62 is: 37,721.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,236.80 : 79,855.20 = 25,147.62 : x
  2. Step 2: Convert to fraction form
    53,236.80/79,855.20 = 25,147.62/x
  3. Step 3: Cross multiply
    53,236.80x = 79,855.20 × 25,147.62
  4. Step 4: Simplify right side
    53,236.80x = 2,008,168,224.62
  5. Step 5: Solve for x
    x = 2,008,168,224.62/53,236.80
  6. Step 6: Final answer
    x = 37,721.43

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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.