Home / 21,751.03-32,622.63-9,901.97

Finding the Fourth Proportional to 21,751.03, 32,622.63 and 9,901.97

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Solution

The fourth proportional to 21,751.03, 32,622.63 and 9,901.97 is: 14,851.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,751.03 : 32,622.63 = 9,901.97 : x
  2. Step 2: Convert to fraction form
    21,751.03/32,622.63 = 9,901.97/x
  3. Step 3: Cross multiply
    21,751.03x = 32,622.63 × 9,901.97
  4. Step 4: Simplify right side
    21,751.03x = 323,028,262.80
  5. Step 5: Solve for x
    x = 323,028,262.80/21,751.03
  6. Step 6: Final answer
    x = 14,851.17

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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.