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Finding the Fourth Proportional to 17,161.64, 23,684.02 and 9,607.80

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Solution

The fourth proportional to 17,161.64, 23,684.02 and 9,607.80 is: 13,259.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,161.64 : 23,684.02 = 9,607.80 : x
  2. Step 2: Convert to fraction form
    17,161.64/23,684.02 = 9,607.80/x
  3. Step 3: Cross multiply
    17,161.64x = 23,684.02 × 9,607.80
  4. Step 4: Simplify right side
    17,161.64x = 227,551,327.36
  5. Step 5: Solve for x
    x = 227,551,327.36/17,161.64
  6. Step 6: Final answer
    x = 13,259.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.