Home / 37,790.54-52,151.42-20,796.74

Finding the Fourth Proportional to 37,790.54, 52,151.42 and 20,796.74

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Solution

The fourth proportional to 37,790.54, 52,151.42 and 20,796.74 is: 28,699.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,790.54 : 52,151.42 = 20,796.74 : x
  2. Step 2: Convert to fraction form
    37,790.54/52,151.42 = 20,796.74/x
  3. Step 3: Cross multiply
    37,790.54x = 52,151.42 × 20,796.74
  4. Step 4: Simplify right side
    37,790.54x = 1,084,579,704.74
  5. Step 5: Solve for x
    x = 1,084,579,704.74/37,790.54
  6. Step 6: Final answer
    x = 28,699.77

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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.