Home / 16,331.24-24,479.51-10,389.43

Finding the Fourth Proportional to 16,331.24, 24,479.51 and 10,389.43

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Solution

The fourth proportional to 16,331.24, 24,479.51 and 10,389.43 is: 15,573.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,331.24 : 24,479.51 = 10,389.43 : x
  2. Step 2: Convert to fraction form
    16,331.24/24,479.51 = 10,389.43/x
  3. Step 3: Cross multiply
    16,331.24x = 24,479.51 × 10,389.43
  4. Step 4: Simplify right side
    16,331.24x = 254,328,155.58
  5. Step 5: Solve for x
    x = 254,328,155.58/16,331.24
  6. Step 6: Final answer
    x = 15,573.11

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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.