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Finding the Fourth Proportional to 17,121, 23,627.52 and 9,567.66

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Solution

The fourth proportional to 17,121, 23,627.52 and 9,567.66 is: 13,203.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,121 : 23,627.52 = 9,567.66 : x
  2. Step 2: Convert to fraction form
    17,121/23,627.52 = 9,567.66/x
  3. Step 3: Cross multiply
    17,121x = 23,627.52 × 9,567.66
  4. Step 4: Simplify right side
    17,121x = 226,060,078.00
  5. Step 5: Solve for x
    x = 226,060,078.00/17,121
  6. Step 6: Final answer
    x = 13,203.67

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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.