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Finding the Fourth Proportional to 17,220.06, 25,841.01 and 7,359.42

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Solution

The fourth proportional to 17,220.06, 25,841.01 and 7,359.42 is: 11,043.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,220.06 : 25,841.01 = 7,359.42 : x
  2. Step 2: Convert to fraction form
    17,220.06/25,841.01 = 7,359.42/x
  3. Step 3: Cross multiply
    17,220.06x = 25,841.01 × 7,359.42
  4. Step 4: Simplify right side
    17,220.06x = 190,174,845.81
  5. Step 5: Solve for x
    x = 190,174,845.81/17,220.06
  6. Step 6: Final answer
    x = 11,043.80

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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.