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Finding the Fourth Proportional to 19,950, 29,925 and 5,358

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Solution

The fourth proportional to 19,950, 29,925 and 5,358 is: 8,037

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,950 : 29,925 = 5,358 : x
  2. Step 2: Convert to fraction form
    19,950/29,925 = 5,358/x
  3. Step 3: Cross multiply
    19,950x = 29,925 × 5,358
  4. Step 4: Simplify right side
    19,950x = 160,338,150
  5. Step 5: Solve for x
    x = 160,338,150/19,950
  6. Step 6: Final answer
    x = 8,037

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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.