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Finding the Fourth Proportional to 17,763.57, 26,649.20 and 8,883.68

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Solution

The fourth proportional to 17,763.57, 26,649.20 and 8,883.68 is: 13,327.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,763.57 : 26,649.20 = 8,883.68 : x
  2. Step 2: Convert to fraction form
    17,763.57/26,649.20 = 8,883.68/x
  3. Step 3: Cross multiply
    17,763.57x = 26,649.20 × 8,883.68
  4. Step 4: Simplify right side
    17,763.57x = 236,742,854.02
  5. Step 5: Solve for x
    x = 236,742,854.02/17,763.57
  6. Step 6: Final answer
    x = 13,327.44

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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.