Home / 18,151.13-27,226.83-5,004.22

Finding the Fourth Proportional to 18,151.13, 27,226.83 and 5,004.22

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Solution

The fourth proportional to 18,151.13, 27,226.83 and 5,004.22 is: 7,506.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,151.13 : 27,226.83 = 5,004.22 : x
  2. Step 2: Convert to fraction form
    18,151.13/27,226.83 = 5,004.22/x
  3. Step 3: Cross multiply
    18,151.13x = 27,226.83 × 5,004.22
  4. Step 4: Simplify right side
    18,151.13x = 136,249,047.22
  5. Step 5: Solve for x
    x = 136,249,047.22/18,151.13
  6. Step 6: Final answer
    x = 7,506.37

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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.