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Finding the Fourth Proportional to 17,030.76, 25,546.15 and 7,669.01

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Solution

The fourth proportional to 17,030.76, 25,546.15 and 7,669.01 is: 11,503.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,030.76 : 25,546.15 = 7,669.01 : x
  2. Step 2: Convert to fraction form
    17,030.76/25,546.15 = 7,669.01/x
  3. Step 3: Cross multiply
    17,030.76x = 25,546.15 × 7,669.01
  4. Step 4: Simplify right side
    17,030.76x = 195,913,753.26
  5. Step 5: Solve for x
    x = 195,913,753.26/17,030.76
  6. Step 6: Final answer
    x = 11,503.53

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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.