Home / 37,777.18-56,665.75-17,995.78

Finding the Fourth Proportional to 37,777.18, 56,665.75 and 17,995.78

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Solution

The fourth proportional to 37,777.18, 56,665.75 and 17,995.78 is: 26,993.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,777.18 : 56,665.75 = 17,995.78 : x
  2. Step 2: Convert to fraction form
    37,777.18/56,665.75 = 17,995.78/x
  3. Step 3: Cross multiply
    37,777.18x = 56,665.75 × 17,995.78
  4. Step 4: Simplify right side
    37,777.18x = 1,019,744,370.54
  5. Step 5: Solve for x
    x = 1,019,744,370.54/37,777.18
  6. Step 6: Final answer
    x = 26,993.66

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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.