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Finding the Fourth Proportional to 17,365.62, 26,052.03 and 6,978.18

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Solution

The fourth proportional to 17,365.62, 26,052.03 and 6,978.18 is: 10,468.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,365.62 : 26,052.03 = 6,978.18 : x
  2. Step 2: Convert to fraction form
    17,365.62/26,052.03 = 6,978.18/x
  3. Step 3: Cross multiply
    17,365.62x = 26,052.03 × 6,978.18
  4. Step 4: Simplify right side
    17,365.62x = 181,795,719.81
  5. Step 5: Solve for x
    x = 181,795,719.81/17,365.62
  6. Step 6: Final answer
    x = 10,468.71

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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.