Home / 16,664.16-24,989.60-8,341.20

Finding the Fourth Proportional to 16,664.16, 24,989.60 and 8,341.20

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Solution

The fourth proportional to 16,664.16, 24,989.60 and 8,341.20 is: 12,508.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,664.16 : 24,989.60 = 8,341.20 : x
  2. Step 2: Convert to fraction form
    16,664.16/24,989.60 = 8,341.20/x
  3. Step 3: Cross multiply
    16,664.16x = 24,989.60 × 8,341.20
  4. Step 4: Simplify right side
    16,664.16x = 208,443,251.52
  5. Step 5: Solve for x
    x = 208,443,251.52/16,664.16
  6. Step 6: Final answer
    x = 12,508.48

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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.