Home / 14,225.37-19,625.94-8,253.78

Finding the Fourth Proportional to 14,225.37, 19,625.94 and 8,253.78

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Solution

The fourth proportional to 14,225.37, 19,625.94 and 8,253.78 is: 11,387.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,225.37 : 19,625.94 = 8,253.78 : x
  2. Step 2: Convert to fraction form
    14,225.37/19,625.94 = 8,253.78/x
  3. Step 3: Cross multiply
    14,225.37x = 19,625.94 × 8,253.78
  4. Step 4: Simplify right side
    14,225.37x = 161,988,191.05
  5. Step 5: Solve for x
    x = 161,988,191.05/14,225.37
  6. Step 6: Final answer
    x = 11,387.27

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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.