Home / 17,150.30-23,670.15-10,078.46

Finding the Fourth Proportional to 17,150.30, 23,670.15 and 10,078.46

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Solution

The fourth proportional to 17,150.30, 23,670.15 and 10,078.46 is: 13,909.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,150.30 : 23,670.15 = 10,078.46 : x
  2. Step 2: Convert to fraction form
    17,150.30/23,670.15 = 10,078.46/x
  3. Step 3: Cross multiply
    17,150.30x = 23,670.15 × 10,078.46
  4. Step 4: Simplify right side
    17,150.30x = 238,558,659.97
  5. Step 5: Solve for x
    x = 238,558,659.97/17,150.30
  6. Step 6: Final answer
    x = 13,909.88

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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.