Home / 17,275.32-23,808.70-12,997.33

Finding the Fourth Proportional to 17,275.32, 23,808.70 and 12,997.33

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Solution

The fourth proportional to 17,275.32, 23,808.70 and 12,997.33 is: 17,912.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,275.32 : 23,808.70 = 12,997.33 : x
  2. Step 2: Convert to fraction form
    17,275.32/23,808.70 = 12,997.33/x
  3. Step 3: Cross multiply
    17,275.32x = 23,808.70 × 12,997.33
  4. Step 4: Simplify right side
    17,275.32x = 309,449,530.77
  5. Step 5: Solve for x
    x = 309,449,530.77/17,275.32
  6. Step 6: Final answer
    x = 17,912.81

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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.