Home / 16,920.52-25,388.04-6,539.56

Finding the Fourth Proportional to 16,920.52, 25,388.04 and 6,539.56

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Solution

The fourth proportional to 16,920.52, 25,388.04 and 6,539.56 is: 9,812.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,920.52 : 25,388.04 = 6,539.56 : x
  2. Step 2: Convert to fraction form
    16,920.52/25,388.04 = 6,539.56/x
  3. Step 3: Cross multiply
    16,920.52x = 25,388.04 × 6,539.56
  4. Step 4: Simplify right side
    16,920.52x = 166,026,610.86
  5. Step 5: Solve for x
    x = 166,026,610.86/16,920.52
  6. Step 6: Final answer
    x = 9,812.15

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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.