Home / 18,266.28-27,401.70-5,783.04

Finding the Fourth Proportional to 18,266.28, 27,401.70 and 5,783.04

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Solution

The fourth proportional to 18,266.28, 27,401.70 and 5,783.04 is: 8,675.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,266.28 : 27,401.70 = 5,783.04 : x
  2. Step 2: Convert to fraction form
    18,266.28/27,401.70 = 5,783.04/x
  3. Step 3: Cross multiply
    18,266.28x = 27,401.70 × 5,783.04
  4. Step 4: Simplify right side
    18,266.28x = 158,465,127.17
  5. Step 5: Solve for x
    x = 158,465,127.17/18,266.28
  6. Step 6: Final answer
    x = 8,675.28

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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.