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Finding the Fourth Proportional to 17,719.62, 26,580.06 and 6,031.32

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Solution

The fourth proportional to 17,719.62, 26,580.06 and 6,031.32 is: 9,047.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,719.62 : 26,580.06 = 6,031.32 : x
  2. Step 2: Convert to fraction form
    17,719.62/26,580.06 = 6,031.32/x
  3. Step 3: Cross multiply
    17,719.62x = 26,580.06 × 6,031.32
  4. Step 4: Simplify right side
    17,719.62x = 160,312,847.48
  5. Step 5: Solve for x
    x = 160,312,847.48/17,719.62
  6. Step 6: Final answer
    x = 9,047.19

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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.