Home / 16,036.20-22,122.16-11,310.12

Finding the Fourth Proportional to 16,036.20, 22,122.16 and 11,310.12

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Solution

The fourth proportional to 16,036.20, 22,122.16 and 11,310.12 is: 15,602.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,036.20 : 22,122.16 = 11,310.12 : x
  2. Step 2: Convert to fraction form
    16,036.20/22,122.16 = 11,310.12/x
  3. Step 3: Cross multiply
    16,036.20x = 22,122.16 × 11,310.12
  4. Step 4: Simplify right side
    16,036.20x = 250,204,284.26
  5. Step 5: Solve for x
    x = 250,204,284.26/16,036.20
  6. Step 6: Final answer
    x = 15,602.47

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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.