Home / 12,472.17-18,717.77-4,582.16

Finding the Fourth Proportional to 12,472.17, 18,717.77 and 4,582.16

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Solution

The fourth proportional to 12,472.17, 18,717.77 and 4,582.16 is: 6,876.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,472.17 : 18,717.77 = 4,582.16 : x
  2. Step 2: Convert to fraction form
    12,472.17/18,717.77 = 4,582.16/x
  3. Step 3: Cross multiply
    12,472.17x = 18,717.77 × 4,582.16
  4. Step 4: Simplify right side
    12,472.17x = 85,767,779.27
  5. Step 5: Solve for x
    x = 85,767,779.27/12,472.17
  6. Step 6: Final answer
    x = 6,876.73

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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.