Home / 21,725.51-32,585.54-6,933.20

Finding the Fourth Proportional to 21,725.51, 32,585.54 and 6,933.20

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Solution

The fourth proportional to 21,725.51, 32,585.54 and 6,933.20 is: 10,398.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,725.51 : 32,585.54 = 6,933.20 : x
  2. Step 2: Convert to fraction form
    21,725.51/32,585.54 = 6,933.20/x
  3. Step 3: Cross multiply
    21,725.51x = 32,585.54 × 6,933.20
  4. Step 4: Simplify right side
    21,725.51x = 225,921,868.33
  5. Step 5: Solve for x
    x = 225,921,868.33/21,725.51
  6. Step 6: Final answer
    x = 10,398.92

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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.