Home / 37,810.10-52,177.52-20,813.97

Finding the Fourth Proportional to 37,810.10, 52,177.52 and 20,813.97

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Solution

The fourth proportional to 37,810.10, 52,177.52 and 20,813.97 is: 28,723.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,810.10 : 52,177.52 = 20,813.97 : x
  2. Step 2: Convert to fraction form
    37,810.10/52,177.52 = 20,813.97/x
  3. Step 3: Cross multiply
    37,810.10x = 52,177.52 × 20,813.97
  4. Step 4: Simplify right side
    37,810.10x = 1,086,021,231.88
  5. Step 5: Solve for x
    x = 1,086,021,231.88/37,810.10
  6. Step 6: Final answer
    x = 28,723.05

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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.