Home / 18,401.36-27,602.92-5,254.64

Finding the Fourth Proportional to 18,401.36, 27,602.92 and 5,254.64

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Solution

The fourth proportional to 18,401.36, 27,602.92 and 5,254.64 is: 7,882.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,401.36 : 27,602.92 = 5,254.64 : x
  2. Step 2: Convert to fraction form
    18,401.36/27,602.92 = 5,254.64/x
  3. Step 3: Cross multiply
    18,401.36x = 27,602.92 × 5,254.64
  4. Step 4: Simplify right side
    18,401.36x = 145,043,407.55
  5. Step 5: Solve for x
    x = 145,043,407.55/18,401.36
  6. Step 6: Final answer
    x = 7,882.21

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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.