Home / 21,956.54-32,939.73-10,263.38

Finding the Fourth Proportional to 21,956.54, 32,939.73 and 10,263.38

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Solution

The fourth proportional to 21,956.54, 32,939.73 and 10,263.38 is: 15,397.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,956.54 : 32,939.73 = 10,263.38 : x
  2. Step 2: Convert to fraction form
    21,956.54/32,939.73 = 10,263.38/x
  3. Step 3: Cross multiply
    21,956.54x = 32,939.73 × 10,263.38
  4. Step 4: Simplify right side
    21,956.54x = 338,072,801.39
  5. Step 5: Solve for x
    x = 338,072,801.39/21,956.54
  6. Step 6: Final answer
    x = 15,397.37

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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.