Home / 16,440.32-24,705.12-8,652.80

Finding the Fourth Proportional to 16,440.32, 24,705.12 and 8,652.80

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Solution

The fourth proportional to 16,440.32, 24,705.12 and 8,652.80 is: 13,002.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,440.32 : 24,705.12 = 8,652.80 : x
  2. Step 2: Convert to fraction form
    16,440.32/24,705.12 = 8,652.80/x
  3. Step 3: Cross multiply
    16,440.32x = 24,705.12 × 8,652.80
  4. Step 4: Simplify right side
    16,440.32x = 213,768,462.34
  5. Step 5: Solve for x
    x = 213,768,462.34/16,440.32
  6. Step 6: Final answer
    x = 13,002.69

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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.