Home / 37,067.21-55,590.02-21,269.55

Finding the Fourth Proportional to 37,067.21, 55,590.02 and 21,269.55

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Solution

The fourth proportional to 37,067.21, 55,590.02 and 21,269.55 is: 31,898.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,067.21 : 55,590.02 = 21,269.55 : x
  2. Step 2: Convert to fraction form
    37,067.21/55,590.02 = 21,269.55/x
  3. Step 3: Cross multiply
    37,067.21x = 55,590.02 × 21,269.55
  4. Step 4: Simplify right side
    37,067.21x = 1,182,374,603.54
  5. Step 5: Solve for x
    x = 1,182,374,603.54/37,067.21
  6. Step 6: Final answer
    x = 31,898.13

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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.