Home / 21,593.11-32,389.66-12,352.63

Finding the Fourth Proportional to 21,593.11, 32,389.66 and 12,352.63

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Solution

The fourth proportional to 21,593.11, 32,389.66 and 12,352.63 is: 18,528.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,593.11 : 32,389.66 = 12,352.63 : x
  2. Step 2: Convert to fraction form
    21,593.11/32,389.66 = 12,352.63/x
  3. Step 3: Cross multiply
    21,593.11x = 32,389.66 × 12,352.63
  4. Step 4: Simplify right side
    21,593.11x = 400,097,323.86
  5. Step 5: Solve for x
    x = 400,097,323.86/21,593.11
  6. Step 6: Final answer
    x = 18,528.94

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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.