Home / 55,986.57-77,236.50-37,831.44

Finding the Fourth Proportional to 55,986.57, 77,236.50 and 37,831.44

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Solution

The fourth proportional to 55,986.57, 77,236.50 and 37,831.44 is: 52,190.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,986.57 : 77,236.50 = 37,831.44 : x
  2. Step 2: Convert to fraction form
    55,986.57/77,236.50 = 37,831.44/x
  3. Step 3: Cross multiply
    55,986.57x = 77,236.50 × 37,831.44
  4. Step 4: Simplify right side
    55,986.57x = 2,921,968,015.56
  5. Step 5: Solve for x
    x = 2,921,968,015.56/55,986.57
  6. Step 6: Final answer
    x = 52,190.52

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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.