Home / 38,819.80-58,229.70-16,629.40

Finding the Fourth Proportional to 38,819.80, 58,229.70 and 16,629.40

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Solution

The fourth proportional to 38,819.80, 58,229.70 and 16,629.40 is: 24,944.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,819.80 : 58,229.70 = 16,629.40 : x
  2. Step 2: Convert to fraction form
    38,819.80/58,229.70 = 16,629.40/x
  3. Step 3: Cross multiply
    38,819.80x = 58,229.70 × 16,629.40
  4. Step 4: Simplify right side
    38,819.80x = 968,324,973.18
  5. Step 5: Solve for x
    x = 968,324,973.18/38,819.80
  6. Step 6: Final answer
    x = 24,944.10

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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.