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Finding the Fourth Proportional to 17,670.72, 26,458.74 and 9,333.48

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Solution

The fourth proportional to 17,670.72, 26,458.74 and 9,333.48 is: 13,975.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,670.72 : 26,458.74 = 9,333.48 : x
  2. Step 2: Convert to fraction form
    17,670.72/26,458.74 = 9,333.48/x
  3. Step 3: Cross multiply
    17,670.72x = 26,458.74 × 9,333.48
  4. Step 4: Simplify right side
    17,670.72x = 246,952,120.62
  5. Step 5: Solve for x
    x = 246,952,120.62/17,670.72
  6. Step 6: Final answer
    x = 13,975.22

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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.