Home / 16,424.28-24,636.81-5,331

Finding the Fourth Proportional to 16,424.28, 24,636.81 and 5,331

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Solution

The fourth proportional to 16,424.28, 24,636.81 and 5,331 is: 7,996.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,424.28 : 24,636.81 = 5,331 : x
  2. Step 2: Convert to fraction form
    16,424.28/24,636.81 = 5,331/x
  3. Step 3: Cross multiply
    16,424.28x = 24,636.81 × 5,331
  4. Step 4: Simplify right side
    16,424.28x = 131,338,834.11
  5. Step 5: Solve for x
    x = 131,338,834.11/16,424.28
  6. Step 6: Final answer
    x = 7,996.63

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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.