Home / 16,399.60-24,600.16-4,712.56

Finding the Fourth Proportional to 16,399.60, 24,600.16 and 4,712.56

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Solution

The fourth proportional to 16,399.60, 24,600.16 and 4,712.56 is: 7,069.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,399.60 : 24,600.16 = 4,712.56 : x
  2. Step 2: Convert to fraction form
    16,399.60/24,600.16 = 4,712.56/x
  3. Step 3: Cross multiply
    16,399.60x = 24,600.16 × 4,712.56
  4. Step 4: Simplify right side
    16,399.60x = 115,929,730.01
  5. Step 5: Solve for x
    x = 115,929,730.01/16,399.60
  6. Step 6: Final answer
    x = 7,069.06

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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.