Home / 17,174.85-23,702.16-9,621.19

Finding the Fourth Proportional to 17,174.85, 23,702.16 and 9,621.19

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Solution

The fourth proportional to 17,174.85, 23,702.16 and 9,621.19 is: 13,277.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,174.85 : 23,702.16 = 9,621.19 : x
  2. Step 2: Convert to fraction form
    17,174.85/23,702.16 = 9,621.19/x
  3. Step 3: Cross multiply
    17,174.85x = 23,702.16 × 9,621.19
  4. Step 4: Simplify right side
    17,174.85x = 228,042,984.77
  5. Step 5: Solve for x
    x = 228,042,984.77/17,174.85
  6. Step 6: Final answer
    x = 13,277.73

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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.