Home / 13,244.36-18,272.03-7,576.08

Finding the Fourth Proportional to 13,244.36, 18,272.03 and 7,576.08

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Solution

The fourth proportional to 13,244.36, 18,272.03 and 7,576.08 is: 10,452.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,244.36 : 18,272.03 = 7,576.08 : x
  2. Step 2: Convert to fraction form
    13,244.36/18,272.03 = 7,576.08/x
  3. Step 3: Cross multiply
    13,244.36x = 18,272.03 × 7,576.08
  4. Step 4: Simplify right side
    13,244.36x = 138,430,379.98
  5. Step 5: Solve for x
    x = 138,430,379.98/13,244.36
  6. Step 6: Final answer
    x = 10,452.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.