Home / 14,452.48-21,665.76-5,216.32

Finding the Fourth Proportional to 14,452.48, 21,665.76 and 5,216.32

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Solution

The fourth proportional to 14,452.48, 21,665.76 and 5,216.32 is: 7,819.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,452.48 : 21,665.76 = 5,216.32 : x
  2. Step 2: Convert to fraction form
    14,452.48/21,665.76 = 5,216.32/x
  3. Step 3: Cross multiply
    14,452.48x = 21,665.76 × 5,216.32
  4. Step 4: Simplify right side
    14,452.48x = 113,015,537.20
  5. Step 5: Solve for x
    x = 113,015,537.20/14,452.48
  6. Step 6: Final answer
    x = 7,819.80

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1.5x scale

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.