Home / 38,429.40-57,650.04-16,240.80

Finding the Fourth Proportional to 38,429.40, 57,650.04 and 16,240.80

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Solution

The fourth proportional to 38,429.40, 57,650.04 and 16,240.80 is: 24,363.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,429.40 : 57,650.04 = 16,240.80 : x
  2. Step 2: Convert to fraction form
    38,429.40/57,650.04 = 16,240.80/x
  3. Step 3: Cross multiply
    38,429.40x = 57,650.04 × 16,240.80
  4. Step 4: Simplify right side
    38,429.40x = 936,282,769.63
  5. Step 5: Solve for x
    x = 936,282,769.63/38,429.40
  6. Step 6: Final answer
    x = 24,363.71

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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.