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Finding the Fourth Proportional to 17,812.24, 26,719.04 and 5,332.44

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Solution

The fourth proportional to 17,812.24, 26,719.04 and 5,332.44 is: 7,998.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,812.24 : 26,719.04 = 5,332.44 : x
  2. Step 2: Convert to fraction form
    17,812.24/26,719.04 = 5,332.44/x
  3. Step 3: Cross multiply
    17,812.24x = 26,719.04 × 5,332.44
  4. Step 4: Simplify right side
    17,812.24x = 142,477,677.66
  5. Step 5: Solve for x
    x = 142,477,677.66/17,812.24
  6. Step 6: Final answer
    x = 7,998.86

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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.