Home / 14,734.32-22,082.96-8,815.60

Finding the Fourth Proportional to 14,734.32, 22,082.96 and 8,815.60

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Solution

The fourth proportional to 14,734.32, 22,082.96 and 8,815.60 is: 13,212.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,734.32 : 22,082.96 = 8,815.60 : x
  2. Step 2: Convert to fraction form
    14,734.32/22,082.96 = 8,815.60/x
  3. Step 3: Cross multiply
    14,734.32x = 22,082.96 × 8,815.60
  4. Step 4: Simplify right side
    14,734.32x = 194,674,542.18
  5. Step 5: Solve for x
    x = 194,674,542.18/14,734.32
  6. Step 6: Final answer
    x = 13,212.32

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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.