Home / 53,377.38-80,067.29-18,317.34

Finding the Fourth Proportional to 53,377.38, 80,067.29 and 18,317.34

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Solution

The fourth proportional to 53,377.38, 80,067.29 and 18,317.34 is: 27,476.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,377.38 : 80,067.29 = 18,317.34 : x
  2. Step 2: Convert to fraction form
    53,377.38/80,067.29 = 18,317.34/x
  3. Step 3: Cross multiply
    53,377.38x = 80,067.29 × 18,317.34
  4. Step 4: Simplify right side
    53,377.38x = 1,466,619,682.22
  5. Step 5: Solve for x
    x = 1,466,619,682.22/53,377.38
  6. Step 6: Final answer
    x = 27,476.43

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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.