Home / 21,336.97-32,009.25-7,298.56

Finding the Fourth Proportional to 21,336.97, 32,009.25 and 7,298.56

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Solution

The fourth proportional to 21,336.97, 32,009.25 and 7,298.56 is: 10,949.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,336.97 : 32,009.25 = 7,298.56 : x
  2. Step 2: Convert to fraction form
    21,336.97/32,009.25 = 7,298.56/x
  3. Step 3: Cross multiply
    21,336.97x = 32,009.25 × 7,298.56
  4. Step 4: Simplify right side
    21,336.97x = 233,621,431.68
  5. Step 5: Solve for x
    x = 233,621,431.68/21,336.97
  6. Step 6: Final answer
    x = 10,949.14

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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.