Home / 49,396.20-74,094.42-28,472.99

Finding the Fourth Proportional to 49,396.20, 74,094.42 and 28,472.99

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Solution

The fourth proportional to 49,396.20, 74,094.42 and 28,472.99 is: 42,709.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,396.20 : 74,094.42 = 28,472.99 : x
  2. Step 2: Convert to fraction form
    49,396.20/74,094.42 = 28,472.99/x
  3. Step 3: Cross multiply
    49,396.20x = 74,094.42 × 28,472.99
  4. Step 4: Simplify right side
    49,396.20x = 2,109,689,961.11
  5. Step 5: Solve for x
    x = 2,109,689,961.11/49,396.20
  6. Step 6: Final answer
    x = 42,709.56

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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.