Home / 40,140.37-55,395.24-22,234.99

Finding the Fourth Proportional to 40,140.37, 55,395.24 and 22,234.99

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Solution

The fourth proportional to 40,140.37, 55,395.24 and 22,234.99 is: 30,685.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,140.37 : 55,395.24 = 22,234.99 : x
  2. Step 2: Convert to fraction form
    40,140.37/55,395.24 = 22,234.99/x
  3. Step 3: Cross multiply
    40,140.37x = 55,395.24 × 22,234.99
  4. Step 4: Simplify right side
    40,140.37x = 1,231,712,607.45
  5. Step 5: Solve for x
    x = 1,231,712,607.45/40,140.37
  6. Step 6: Final answer
    x = 30,685.13

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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.