Home / 21,966.74-32,922.70-10,712.81

Finding the Fourth Proportional to 21,966.74, 32,922.70 and 10,712.81

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Solution

The fourth proportional to 21,966.74, 32,922.70 and 10,712.81 is: 16,055.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,966.74 : 32,922.70 = 10,712.81 : x
  2. Step 2: Convert to fraction form
    21,966.74/32,922.70 = 10,712.81/x
  3. Step 3: Cross multiply
    21,966.74x = 32,922.70 × 10,712.81
  4. Step 4: Simplify right side
    21,966.74x = 352,694,560.38
  5. Step 5: Solve for x
    x = 352,694,560.38/21,966.74
  6. Step 6: Final answer
    x = 16,055.84

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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.