Home / 15,031.21-22,546.61-7,216.33

Finding the Fourth Proportional to 15,031.21, 22,546.61 and 7,216.33

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Solution

The fourth proportional to 15,031.21, 22,546.61 and 7,216.33 is: 10,824.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,031.21 : 22,546.61 = 7,216.33 : x
  2. Step 2: Convert to fraction form
    15,031.21/22,546.61 = 7,216.33/x
  3. Step 3: Cross multiply
    15,031.21x = 22,546.61 × 7,216.33
  4. Step 4: Simplify right side
    15,031.21x = 162,703,778.14
  5. Step 5: Solve for x
    x = 162,703,778.14/15,031.21
  6. Step 6: Final answer
    x = 10,824.40

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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.