Home / 21,722.56-32,588.70-6,932.32

Finding the Fourth Proportional to 21,722.56, 32,588.70 and 6,932.32

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Solution

The fourth proportional to 21,722.56, 32,588.70 and 6,932.32 is: 10,400.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,722.56 : 32,588.70 = 6,932.32 : x
  2. Step 2: Convert to fraction form
    21,722.56/32,588.70 = 6,932.32/x
  3. Step 3: Cross multiply
    21,722.56x = 32,588.70 × 6,932.32
  4. Step 4: Simplify right side
    21,722.56x = 225,915,296.78
  5. Step 5: Solve for x
    x = 225,915,296.78/21,722.56
  6. Step 6: Final answer
    x = 10,400.03

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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.