Home / 40,440.54-55,807.18-22,043.79

Finding the Fourth Proportional to 40,440.54, 55,807.18 and 22,043.79

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Solution

The fourth proportional to 40,440.54, 55,807.18 and 22,043.79 is: 30,420.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,440.54 : 55,807.18 = 22,043.79 : x
  2. Step 2: Convert to fraction form
    40,440.54/55,807.18 = 22,043.79/x
  3. Step 3: Cross multiply
    40,440.54x = 55,807.18 × 22,043.79
  4. Step 4: Simplify right side
    40,440.54x = 1,230,201,756.41
  5. Step 5: Solve for x
    x = 1,230,201,756.41/40,440.54
  6. Step 6: Final answer
    x = 30,420.01

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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.