Home / 31,245.76-43,119.14-17,098.60

Finding the Fourth Proportional to 31,245.76, 43,119.14 and 17,098.60

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Solution

The fourth proportional to 31,245.76, 43,119.14 and 17,098.60 is: 23,596.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,245.76 : 43,119.14 = 17,098.60 : x
  2. Step 2: Convert to fraction form
    31,245.76/43,119.14 = 17,098.60/x
  3. Step 3: Cross multiply
    31,245.76x = 43,119.14 × 17,098.60
  4. Step 4: Simplify right side
    31,245.76x = 737,276,927.20
  5. Step 5: Solve for x
    x = 737,276,927.20/31,245.76
  6. Step 6: Final answer
    x = 23,596.06

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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.