Home / 37,352.64-55,990.08-13,968.96

Finding the Fourth Proportional to 37,352.64, 55,990.08 and 13,968.96

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Solution

The fourth proportional to 37,352.64, 55,990.08 and 13,968.96 is: 20,938.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,352.64 : 55,990.08 = 13,968.96 : x
  2. Step 2: Convert to fraction form
    37,352.64/55,990.08 = 13,968.96/x
  3. Step 3: Cross multiply
    37,352.64x = 55,990.08 × 13,968.96
  4. Step 4: Simplify right side
    37,352.64x = 782,123,187.92
  5. Step 5: Solve for x
    x = 782,123,187.92/37,352.64
  6. Step 6: Final answer
    x = 20,938.90

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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.