Home / 18,269.17-27,399.04-7,175.91

Finding the Fourth Proportional to 18,269.17, 27,399.04 and 7,175.91

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Solution

The fourth proportional to 18,269.17, 27,399.04 and 7,175.91 is: 10,762.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,269.17 : 27,399.04 = 7,175.91 : x
  2. Step 2: Convert to fraction form
    18,269.17/27,399.04 = 7,175.91/x
  3. Step 3: Cross multiply
    18,269.17x = 27,399.04 × 7,175.91
  4. Step 4: Simplify right side
    18,269.17x = 196,613,045.13
  5. Step 5: Solve for x
    x = 196,613,045.13/18,269.17
  6. Step 6: Final answer
    x = 10,762.01

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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.