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Finding the Fourth Proportional to 17,659.56, 26,486.98 and 6,564.74

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Solution

The fourth proportional to 17,659.56, 26,486.98 and 6,564.74 is: 9,846.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,659.56 : 26,486.98 = 6,564.74 : x
  2. Step 2: Convert to fraction form
    17,659.56/26,486.98 = 6,564.74/x
  3. Step 3: Cross multiply
    17,659.56x = 26,486.98 × 6,564.74
  4. Step 4: Simplify right side
    17,659.56x = 173,880,137.09
  5. Step 5: Solve for x
    x = 173,880,137.09/17,659.56
  6. Step 6: Final answer
    x = 9,846.23

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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.