Home / 38,436.94-57,380.63-35,695.90

Finding the Fourth Proportional to 38,436.94, 57,380.63 and 35,695.90

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Solution

The fourth proportional to 38,436.94, 57,380.63 and 35,695.90 is: 53,288.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,436.94 : 57,380.63 = 35,695.90 : x
  2. Step 2: Convert to fraction form
    38,436.94/57,380.63 = 35,695.90/x
  3. Step 3: Cross multiply
    38,436.94x = 57,380.63 × 35,695.90
  4. Step 4: Simplify right side
    38,436.94x = 2,048,253,230.42
  5. Step 5: Solve for x
    x = 2,048,253,230.42/38,436.94
  6. Step 6: Final answer
    x = 53,288.67

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.