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Finding the Fourth Proportional to 17,190.63, 23,723.06 and 9,637.02

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Solution

The fourth proportional to 17,190.63, 23,723.06 and 9,637.02 is: 13,299.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,190.63 : 23,723.06 = 9,637.02 : x
  2. Step 2: Convert to fraction form
    17,190.63/23,723.06 = 9,637.02/x
  3. Step 3: Cross multiply
    17,190.63x = 23,723.06 × 9,637.02
  4. Step 4: Simplify right side
    17,190.63x = 228,619,555.50
  5. Step 5: Solve for x
    x = 228,619,555.50/17,190.63
  6. Step 6: Final answer
    x = 13,299.08

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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.