Home / 28,073.62-38,737.91-16,744.46

Finding the Fourth Proportional to 28,073.62, 38,737.91 and 16,744.46

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Solution

The fourth proportional to 28,073.62, 38,737.91 and 16,744.46 is: 23,105.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,073.62 : 38,737.91 = 16,744.46 : x
  2. Step 2: Convert to fraction form
    28,073.62/38,737.91 = 16,744.46/x
  3. Step 3: Cross multiply
    28,073.62x = 38,737.91 × 16,744.46
  4. Step 4: Simplify right side
    28,073.62x = 648,645,232.65
  5. Step 5: Solve for x
    x = 648,645,232.65/28,073.62
  6. Step 6: Final answer
    x = 23,105.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.