Home / 18,389.10-27,576.09-7,294.26

Finding the Fourth Proportional to 18,389.10, 27,576.09 and 7,294.26

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Solution

The fourth proportional to 18,389.10, 27,576.09 and 7,294.26 is: 10,938.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,389.10 : 27,576.09 = 7,294.26 : x
  2. Step 2: Convert to fraction form
    18,389.10/27,576.09 = 7,294.26/x
  3. Step 3: Cross multiply
    18,389.10x = 27,576.09 × 7,294.26
  4. Step 4: Simplify right side
    18,389.10x = 201,147,170.24
  5. Step 5: Solve for x
    x = 201,147,170.24/18,389.10
  6. Step 6: Final answer
    x = 10,938.39

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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.