Home / 21,335.97-32,007.75-7,297.56

Finding the Fourth Proportional to 21,335.97, 32,007.75 and 7,297.56

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Solution

The fourth proportional to 21,335.97, 32,007.75 and 7,297.56 is: 10,947.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,335.97 : 32,007.75 = 7,297.56 : x
  2. Step 2: Convert to fraction form
    21,335.97/32,007.75 = 7,297.56/x
  3. Step 3: Cross multiply
    21,335.97x = 32,007.75 × 7,297.56
  4. Step 4: Simplify right side
    21,335.97x = 233,578,476.09
  5. Step 5: Solve for x
    x = 233,578,476.09/21,335.97
  6. Step 6: Final answer
    x = 10,947.64

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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.