Home / 17,372.16-23,974.56-9,818.64

Finding the Fourth Proportional to 17,372.16, 23,974.56 and 9,818.64

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Solution

The fourth proportional to 17,372.16, 23,974.56 and 9,818.64 is: 13,550.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,372.16 : 23,974.56 = 9,818.64 : x
  2. Step 2: Convert to fraction form
    17,372.16/23,974.56 = 9,818.64/x
  3. Step 3: Cross multiply
    17,372.16x = 23,974.56 × 9,818.64
  4. Step 4: Simplify right side
    17,372.16x = 235,397,573.80
  5. Step 5: Solve for x
    x = 235,397,573.80/17,372.16
  6. Step 6: Final answer
    x = 13,550.28

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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.