Home / 15,222.31-22,789.63-11,246.83

Finding the Fourth Proportional to 15,222.31, 22,789.63 and 11,246.83

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Solution

The fourth proportional to 15,222.31, 22,789.63 and 11,246.83 is: 16,837.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,222.31 : 22,789.63 = 11,246.83 : x
  2. Step 2: Convert to fraction form
    15,222.31/22,789.63 = 11,246.83/x
  3. Step 3: Cross multiply
    15,222.31x = 22,789.63 × 11,246.83
  4. Step 4: Simplify right side
    15,222.31x = 256,311,094.37
  5. Step 5: Solve for x
    x = 256,311,094.37/15,222.31
  6. Step 6: Final answer
    x = 16,837.86

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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.