Home / 13,267.42-18,309.37-7,299.25

Finding the Fourth Proportional to 13,267.42, 18,309.37 and 7,299.25

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Solution

The fourth proportional to 13,267.42, 18,309.37 and 7,299.25 is: 10,073.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,267.42 : 18,309.37 = 7,299.25 : x
  2. Step 2: Convert to fraction form
    13,267.42/18,309.37 = 7,299.25/x
  3. Step 3: Cross multiply
    13,267.42x = 18,309.37 × 7,299.25
  4. Step 4: Simplify right side
    13,267.42x = 133,644,668.97
  5. Step 5: Solve for x
    x = 133,644,668.97/13,267.42
  6. Step 6: Final answer
    x = 10,073.15

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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.