Home / 18,425.12-27,637.44-4,574.24

Finding the Fourth Proportional to 18,425.12, 27,637.44 and 4,574.24

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Solution

The fourth proportional to 18,425.12, 27,637.44 and 4,574.24 is: 6,861.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,425.12 : 27,637.44 = 4,574.24 : x
  2. Step 2: Convert to fraction form
    18,425.12/27,637.44 = 4,574.24/x
  3. Step 3: Cross multiply
    18,425.12x = 27,637.44 × 4,574.24
  4. Step 4: Simplify right side
    18,425.12x = 126,420,283.55
  5. Step 5: Solve for x
    x = 126,420,283.55/18,425.12
  6. Step 6: Final answer
    x = 6,861.30

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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.