Home / 14,631.51-21,947.42-11,728.27

Finding the Fourth Proportional to 14,631.51, 21,947.42 and 11,728.27

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Solution

The fourth proportional to 14,631.51, 21,947.42 and 11,728.27 is: 17,592.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,631.51 : 21,947.42 = 11,728.27 : x
  2. Step 2: Convert to fraction form
    14,631.51/21,947.42 = 11,728.27/x
  3. Step 3: Cross multiply
    14,631.51x = 21,947.42 × 11,728.27
  4. Step 4: Simplify right side
    14,631.51x = 257,405,267.56
  5. Step 5: Solve for x
    x = 257,405,267.56/14,631.51
  6. Step 6: Final answer
    x = 17,592.53

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Double scale
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Similar ratio
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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.