Home / 15,221.59-22,816.89-10,291.73

Finding the Fourth Proportional to 15,221.59, 22,816.89 and 10,291.73

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Solution

The fourth proportional to 15,221.59, 22,816.89 and 10,291.73 is: 15,427.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,221.59 : 22,816.89 = 10,291.73 : x
  2. Step 2: Convert to fraction form
    15,221.59/22,816.89 = 10,291.73/x
  3. Step 3: Cross multiply
    15,221.59x = 22,816.89 × 10,291.73
  4. Step 4: Simplify right side
    15,221.59x = 234,825,157.24
  5. Step 5: Solve for x
    x = 234,825,157.24/15,221.59
  6. Step 6: Final answer
    x = 15,427.11

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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.