Home / 52,779.33-79,177.23-17,727.21

Finding the Fourth Proportional to 52,779.33, 79,177.23 and 17,727.21

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Solution

The fourth proportional to 52,779.33, 79,177.23 and 17,727.21 is: 26,593.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,779.33 : 79,177.23 = 17,727.21 : x
  2. Step 2: Convert to fraction form
    52,779.33/79,177.23 = 17,727.21/x
  3. Step 3: Cross multiply
    52,779.33x = 79,177.23 × 17,727.21
  4. Step 4: Simplify right side
    52,779.33x = 1,403,591,383.43
  5. Step 5: Solve for x
    x = 1,403,591,383.43/52,779.33
  6. Step 6: Final answer
    x = 26,593.58

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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.