Home / 40,121.76-60,190.74-27,647.76

Finding the Fourth Proportional to 40,121.76, 60,190.74 and 27,647.76

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Solution

The fourth proportional to 40,121.76, 60,190.74 and 27,647.76 is: 41,477.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,121.76 : 60,190.74 = 27,647.76 : x
  2. Step 2: Convert to fraction form
    40,121.76/60,190.74 = 27,647.76/x
  3. Step 3: Cross multiply
    40,121.76x = 60,190.74 × 27,647.76
  4. Step 4: Simplify right side
    40,121.76x = 1,664,139,133.74
  5. Step 5: Solve for x
    x = 1,664,139,133.74/40,121.76
  6. Step 6: Final answer
    x = 41,477.22

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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.