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Finding the Fourth Proportional to 14,923.92, 22,388.72 and 4,393.92

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Solution

The fourth proportional to 14,923.92, 22,388.72 and 4,393.92 is: 6,591.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,923.92 : 22,388.72 = 4,393.92 : x
  2. Step 2: Convert to fraction form
    14,923.92/22,388.72 = 4,393.92/x
  3. Step 3: Cross multiply
    14,923.92x = 22,388.72 × 4,393.92
  4. Step 4: Simplify right side
    14,923.92x = 98,374,244.58
  5. Step 5: Solve for x
    x = 98,374,244.58/14,923.92
  6. Step 6: Final answer
    x = 6,591.72

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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.