Home / 37,740.80-52,083.62-20,745.74

Finding the Fourth Proportional to 37,740.80, 52,083.62 and 20,745.74

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Solution

The fourth proportional to 37,740.80, 52,083.62 and 20,745.74 is: 28,629.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,740.80 : 52,083.62 = 20,745.74 : x
  2. Step 2: Convert to fraction form
    37,740.80/52,083.62 = 20,745.74/x
  3. Step 3: Cross multiply
    37,740.80x = 52,083.62 × 20,745.74
  4. Step 4: Simplify right side
    37,740.80x = 1,080,513,265.26
  5. Step 5: Solve for x
    x = 1,080,513,265.26/37,740.80
  6. Step 6: Final answer
    x = 28,629.85

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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.