Home / 38,364.60-57,561.30-15,007.80

Finding the Fourth Proportional to 38,364.60, 57,561.30 and 15,007.80

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Solution

The fourth proportional to 38,364.60, 57,561.30 and 15,007.80 is: 22,517.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,364.60 : 57,561.30 = 15,007.80 : x
  2. Step 2: Convert to fraction form
    38,364.60/57,561.30 = 15,007.80/x
  3. Step 3: Cross multiply
    38,364.60x = 57,561.30 × 15,007.80
  4. Step 4: Simplify right side
    38,364.60x = 863,868,478.14
  5. Step 5: Solve for x
    x = 863,868,478.14/38,364.60
  6. Step 6: Final answer
    x = 22,517.33

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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.