Home / 40,174.02-55,443.48-22,274.64

Finding the Fourth Proportional to 40,174.02, 55,443.48 and 22,274.64

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Solution

The fourth proportional to 40,174.02, 55,443.48 and 22,274.64 is: 30,740.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,174.02 : 55,443.48 = 22,274.64 : x
  2. Step 2: Convert to fraction form
    40,174.02/55,443.48 = 22,274.64/x
  3. Step 3: Cross multiply
    40,174.02x = 55,443.48 × 22,274.64
  4. Step 4: Simplify right side
    40,174.02x = 1,234,983,557.35
  5. Step 5: Solve for x
    x = 1,234,983,557.35/40,174.02
  6. Step 6: Final answer
    x = 30,740.85

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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.