Home / 23,118.08-34,621.60-13,227.36

Finding the Fourth Proportional to 23,118.08, 34,621.60 and 13,227.36

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Solution

The fourth proportional to 23,118.08, 34,621.60 and 13,227.36 is: 19,809.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,118.08 : 34,621.60 = 13,227.36 : x
  2. Step 2: Convert to fraction form
    23,118.08/34,621.60 = 13,227.36/x
  3. Step 3: Cross multiply
    23,118.08x = 34,621.60 × 13,227.36
  4. Step 4: Simplify right side
    23,118.08x = 457,952,366.98
  5. Step 5: Solve for x
    x = 457,952,366.98/23,118.08
  6. Step 6: Final answer
    x = 19,809.27

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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.