Home / 38,558.40-57,808.80-16,353.60

Finding the Fourth Proportional to 38,558.40, 57,808.80 and 16,353.60

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Solution

The fourth proportional to 38,558.40, 57,808.80 and 16,353.60 is: 24,518.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,558.40 : 57,808.80 = 16,353.60 : x
  2. Step 2: Convert to fraction form
    38,558.40/57,808.80 = 16,353.60/x
  3. Step 3: Cross multiply
    38,558.40x = 57,808.80 × 16,353.60
  4. Step 4: Simplify right side
    38,558.40x = 945,381,991.68
  5. Step 5: Solve for x
    x = 945,381,991.68/38,558.40
  6. Step 6: Final answer
    x = 24,518.19

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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.