Home / 21,739.07-32,608.61-6,156.70

Finding the Fourth Proportional to 21,739.07, 32,608.61 and 6,156.70

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Solution

The fourth proportional to 21,739.07, 32,608.61 and 6,156.70 is: 9,235.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,739.07 : 32,608.61 = 6,156.70 : x
  2. Step 2: Convert to fraction form
    21,739.07/32,608.61 = 6,156.70/x
  3. Step 3: Cross multiply
    21,739.07x = 32,608.61 × 6,156.70
  4. Step 4: Simplify right side
    21,739.07x = 200,761,235.36
  5. Step 5: Solve for x
    x = 200,761,235.36/21,739.07
  6. Step 6: Final answer
    x = 9,235.04

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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.