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Finding the Fourth Proportional to 17,489.80, 26,232.30 and 5,801.80

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Solution

The fourth proportional to 17,489.80, 26,232.30 and 5,801.80 is: 8,701.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,489.80 : 26,232.30 = 5,801.80 : x
  2. Step 2: Convert to fraction form
    17,489.80/26,232.30 = 5,801.80/x
  3. Step 3: Cross multiply
    17,489.80x = 26,232.30 × 5,801.80
  4. Step 4: Simplify right side
    17,489.80x = 152,194,558.14
  5. Step 5: Solve for x
    x = 152,194,558.14/17,489.80
  6. Step 6: Final answer
    x = 8,701.90

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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.