Home / 11,063.21-15,271.14-9,882.23

Finding the Fourth Proportional to 11,063.21, 15,271.14 and 9,882.23

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Solution

The fourth proportional to 11,063.21, 15,271.14 and 9,882.23 is: 13,640.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,063.21 : 15,271.14 = 9,882.23 : x
  2. Step 2: Convert to fraction form
    11,063.21/15,271.14 = 9,882.23/x
  3. Step 3: Cross multiply
    11,063.21x = 15,271.14 × 9,882.23
  4. Step 4: Simplify right side
    11,063.21x = 150,912,841.49
  5. Step 5: Solve for x
    x = 150,912,841.49/11,063.21
  6. Step 6: Final answer
    x = 13,640.97

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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.