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Finding the Fourth Proportional to 14,046.30, 21,063.11 and 7,471.08

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Solution

The fourth proportional to 14,046.30, 21,063.11 and 7,471.08 is: 11,203.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,046.30 : 21,063.11 = 7,471.08 : x
  2. Step 2: Convert to fraction form
    14,046.30/21,063.11 = 7,471.08/x
  3. Step 3: Cross multiply
    14,046.30x = 21,063.11 × 7,471.08
  4. Step 4: Simplify right side
    14,046.30x = 157,364,142.50
  5. Step 5: Solve for x
    x = 157,364,142.50/14,046.30
  6. Step 6: Final answer
    x = 11,203.25

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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.