Home / 21,694.86-32,508.24-12,925.02

Finding the Fourth Proportional to 21,694.86, 32,508.24 and 12,925.02

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Solution

The fourth proportional to 21,694.86, 32,508.24 and 12,925.02 is: 19,367.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,694.86 : 32,508.24 = 12,925.02 : x
  2. Step 2: Convert to fraction form
    21,694.86/32,508.24 = 12,925.02/x
  3. Step 3: Cross multiply
    21,694.86x = 32,508.24 × 12,925.02
  4. Step 4: Simplify right side
    21,694.86x = 420,169,652.16
  5. Step 5: Solve for x
    x = 420,169,652.16/21,694.86
  6. Step 6: Final answer
    x = 19,367.24

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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.