Home / 16,462.63-24,685.10-5,215.91

Finding the Fourth Proportional to 16,462.63, 24,685.10 and 5,215.91

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Solution

The fourth proportional to 16,462.63, 24,685.10 and 5,215.91 is: 7,821.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,462.63 : 24,685.10 = 5,215.91 : x
  2. Step 2: Convert to fraction form
    16,462.63/24,685.10 = 5,215.91/x
  3. Step 3: Cross multiply
    16,462.63x = 24,685.10 × 5,215.91
  4. Step 4: Simplify right side
    16,462.63x = 128,755,110.44
  5. Step 5: Solve for x
    x = 128,755,110.44/16,462.63
  6. Step 6: Final answer
    x = 7,821.05

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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.