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Finding the Fourth Proportional to 14,807.20, 22,203 and 5,444.80

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Solution

The fourth proportional to 14,807.20, 22,203 and 5,444.80 is: 8,164.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,807.20 : 22,203 = 5,444.80 : x
  2. Step 2: Convert to fraction form
    14,807.20/22,203 = 5,444.80/x
  3. Step 3: Cross multiply
    14,807.20x = 22,203 × 5,444.80
  4. Step 4: Simplify right side
    14,807.20x = 120,890,894.40
  5. Step 5: Solve for x
    x = 120,890,894.40/14,807.20
  6. Step 6: Final answer
    x = 8,164.33

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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.