Home / 53,216.14-79,832.42-18,147.60

Finding the Fourth Proportional to 53,216.14, 79,832.42 and 18,147.60

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Solution

The fourth proportional to 53,216.14, 79,832.42 and 18,147.60 is: 27,224.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,216.14 : 79,832.42 = 18,147.60 : x
  2. Step 2: Convert to fraction form
    53,216.14/79,832.42 = 18,147.60/x
  3. Step 3: Cross multiply
    53,216.14x = 79,832.42 × 18,147.60
  4. Step 4: Simplify right side
    53,216.14x = 1,448,766,335.29
  5. Step 5: Solve for x
    x = 1,448,766,335.29/53,216.14
  6. Step 6: Final answer
    x = 27,224.19

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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.