Home / 17,257.32-23,815.08-9,703.56

Finding the Fourth Proportional to 17,257.32, 23,815.08 and 9,703.56

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Solution

The fourth proportional to 17,257.32, 23,815.08 and 9,703.56 is: 13,390.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,257.32 : 23,815.08 = 9,703.56 : x
  2. Step 2: Convert to fraction form
    17,257.32/23,815.08 = 9,703.56/x
  3. Step 3: Cross multiply
    17,257.32x = 23,815.08 × 9,703.56
  4. Step 4: Simplify right side
    17,257.32x = 231,091,057.68
  5. Step 5: Solve for x
    x = 231,091,057.68/17,257.32
  6. Step 6: Final answer
    x = 13,390.90

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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.