Home / 38,480.40-57,728.70-16,282.35

Finding the Fourth Proportional to 38,480.40, 57,728.70 and 16,282.35

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Solution

The fourth proportional to 38,480.40, 57,728.70 and 16,282.35 is: 24,426.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,480.40 : 57,728.70 = 16,282.35 : x
  2. Step 2: Convert to fraction form
    38,480.40/57,728.70 = 16,282.35/x
  3. Step 3: Cross multiply
    38,480.40x = 57,728.70 × 16,282.35
  4. Step 4: Simplify right side
    38,480.40x = 939,958,898.45
  5. Step 5: Solve for x
    x = 939,958,898.45/38,480.40
  6. Step 6: Final answer
    x = 24,426.95

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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.