Home / 16,299.20-22,460.64-11,570.24

Finding the Fourth Proportional to 16,299.20, 22,460.64 and 11,570.24

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Solution

The fourth proportional to 16,299.20, 22,460.64 and 11,570.24 is: 15,944.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,299.20 : 22,460.64 = 11,570.24 : x
  2. Step 2: Convert to fraction form
    16,299.20/22,460.64 = 11,570.24/x
  3. Step 3: Cross multiply
    16,299.20x = 22,460.64 × 11,570.24
  4. Step 4: Simplify right side
    16,299.20x = 259,874,995.35
  5. Step 5: Solve for x
    x = 259,874,995.35/16,299.20
  6. Step 6: Final answer
    x = 15,944.03

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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.