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Finding the Fourth Proportional to 14,572.44, 21,854.16 and 7,550.28

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Solution

The fourth proportional to 14,572.44, 21,854.16 and 7,550.28 is: 11,323.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,572.44 : 21,854.16 = 7,550.28 : x
  2. Step 2: Convert to fraction form
    14,572.44/21,854.16 = 7,550.28/x
  3. Step 3: Cross multiply
    14,572.44x = 21,854.16 × 7,550.28
  4. Step 4: Simplify right side
    14,572.44x = 165,005,027.16
  5. Step 5: Solve for x
    x = 165,005,027.16/14,572.44
  6. Step 6: Final answer
    x = 11,323.09

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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.