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Finding the Fourth Proportional to 14,879.93, 22,319.90 and 4,491.68

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Solution

The fourth proportional to 14,879.93, 22,319.90 and 4,491.68 is: 6,737.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,879.93 : 22,319.90 = 4,491.68 : x
  2. Step 2: Convert to fraction form
    14,879.93/22,319.90 = 4,491.68/x
  3. Step 3: Cross multiply
    14,879.93x = 22,319.90 × 4,491.68
  4. Step 4: Simplify right side
    14,879.93x = 100,253,714.37
  5. Step 5: Solve for x
    x = 100,253,714.37/14,879.93
  6. Step 6: Final answer
    x = 6,737.51

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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.