Home / 38,400.50-57,623.43-16,212.44

Finding the Fourth Proportional to 38,400.50, 57,623.43 and 16,212.44

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Solution

The fourth proportional to 38,400.50, 57,623.43 and 16,212.44 is: 24,328.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,400.50 : 57,623.43 = 16,212.44 : x
  2. Step 2: Convert to fraction form
    38,400.50/57,623.43 = 16,212.44/x
  3. Step 3: Cross multiply
    38,400.50x = 57,623.43 × 16,212.44
  4. Step 4: Simplify right side
    38,400.50x = 934,216,401.47
  5. Step 5: Solve for x
    x = 934,216,401.47/38,400.50
  6. Step 6: Final answer
    x = 24,328.24

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1.5x scale

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.