Home / 12,601.19-17,389.88-7,299.08

Finding the Fourth Proportional to 12,601.19, 17,389.88 and 7,299.08

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Solution

The fourth proportional to 12,601.19, 17,389.88 and 7,299.08 is: 10,072.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,601.19 : 17,389.88 = 7,299.08 : x
  2. Step 2: Convert to fraction form
    12,601.19/17,389.88 = 7,299.08/x
  3. Step 3: Cross multiply
    12,601.19x = 17,389.88 × 7,299.08
  4. Step 4: Simplify right side
    12,601.19x = 126,930,029.24
  5. Step 5: Solve for x
    x = 126,930,029.24/12,601.19
  6. Step 6: Final answer
    x = 10,072.86

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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.