Home / 57,628.25-79,495.18-36,149.48

Finding the Fourth Proportional to 57,628.25, 79,495.18 and 36,149.48

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Solution

The fourth proportional to 57,628.25, 79,495.18 and 36,149.48 is: 49,866.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,628.25 : 79,495.18 = 36,149.48 : x
  2. Step 2: Convert to fraction form
    57,628.25/79,495.18 = 36,149.48/x
  3. Step 3: Cross multiply
    57,628.25x = 79,495.18 × 36,149.48
  4. Step 4: Simplify right side
    57,628.25x = 2,873,709,419.51
  5. Step 5: Solve for x
    x = 2,873,709,419.51/57,628.25
  6. Step 6: Final answer
    x = 49,866.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.