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Finding the Fourth Proportional to 17,719.02, 26,595 and 8,960.22

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Solution

The fourth proportional to 17,719.02, 26,595 and 8,960.22 is: 13,448.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,719.02 : 26,595 = 8,960.22 : x
  2. Step 2: Convert to fraction form
    17,719.02/26,595 = 8,960.22/x
  3. Step 3: Cross multiply
    17,719.02x = 26,595 × 8,960.22
  4. Step 4: Simplify right side
    17,719.02x = 238,297,050.90
  5. Step 5: Solve for x
    x = 238,297,050.90/17,719.02
  6. Step 6: Final answer
    x = 13,448.66

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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.