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Finding the Fourth Proportional to 14,608.58, 21,896.42 and 7,197.34

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Solution

The fourth proportional to 14,608.58, 21,896.42 and 7,197.34 is: 10,787.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,608.58 : 21,896.42 = 7,197.34 : x
  2. Step 2: Convert to fraction form
    14,608.58/21,896.42 = 7,197.34/x
  3. Step 3: Cross multiply
    14,608.58x = 21,896.42 × 7,197.34
  4. Step 4: Simplify right side
    14,608.58x = 157,595,979.52
  5. Step 5: Solve for x
    x = 157,595,979.52/14,608.58
  6. Step 6: Final answer
    x = 10,787.91

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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.