Home / 18,267.44-25,208.96-10,312.26

Finding the Fourth Proportional to 18,267.44, 25,208.96 and 10,312.26

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Solution

The fourth proportional to 18,267.44, 25,208.96 and 10,312.26 is: 14,230.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,267.44 : 25,208.96 = 10,312.26 : x
  2. Step 2: Convert to fraction form
    18,267.44/25,208.96 = 10,312.26/x
  3. Step 3: Cross multiply
    18,267.44x = 25,208.96 × 10,312.26
  4. Step 4: Simplify right side
    18,267.44x = 259,961,349.85
  5. Step 5: Solve for x
    x = 259,961,349.85/18,267.44
  6. Step 6: Final answer
    x = 14,230.86

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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.