Home / 21,742.44-32,612.06-6,947.38

Finding the Fourth Proportional to 21,742.44, 32,612.06 and 6,947.38

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Solution

The fourth proportional to 21,742.44, 32,612.06 and 6,947.38 is: 10,420.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,742.44 : 32,612.06 = 6,947.38 : x
  2. Step 2: Convert to fraction form
    21,742.44/32,612.06 = 6,947.38/x
  3. Step 3: Cross multiply
    21,742.44x = 32,612.06 × 6,947.38
  4. Step 4: Simplify right side
    21,742.44x = 226,568,472.51
  5. Step 5: Solve for x
    x = 226,568,472.51/21,742.44
  6. Step 6: Final answer
    x = 10,420.56

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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.