Home / 15,231.08-22,821.34-9,674.60

Finding the Fourth Proportional to 15,231.08, 22,821.34 and 9,674.60

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Solution

The fourth proportional to 15,231.08, 22,821.34 and 9,674.60 is: 14,495.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,231.08 : 22,821.34 = 9,674.60 : x
  2. Step 2: Convert to fraction form
    15,231.08/22,821.34 = 9,674.60/x
  3. Step 3: Cross multiply
    15,231.08x = 22,821.34 × 9,674.60
  4. Step 4: Simplify right side
    15,231.08x = 220,787,335.96
  5. Step 5: Solve for x
    x = 220,787,335.96/15,231.08
  6. Step 6: Final answer
    x = 14,495.84

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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.