Home / 31,246.48-43,118.76-17,099.92

Finding the Fourth Proportional to 31,246.48, 43,118.76 and 17,099.92

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Solution

The fourth proportional to 31,246.48, 43,118.76 and 17,099.92 is: 23,597.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,246.48 : 43,118.76 = 17,099.92 : x
  2. Step 2: Convert to fraction form
    31,246.48/43,118.76 = 17,099.92/x
  3. Step 3: Cross multiply
    31,246.48x = 43,118.76 × 17,099.92
  4. Step 4: Simplify right side
    31,246.48x = 737,327,346.50
  5. Step 5: Solve for x
    x = 737,327,346.50/31,246.48
  6. Step 6: Final answer
    x = 23,597.13

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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.