Home / 31,297.68-43,190.55-17,150.49

Finding the Fourth Proportional to 31,297.68, 43,190.55 and 17,150.49

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Solution

The fourth proportional to 31,297.68, 43,190.55 and 17,150.49 is: 23,667.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,297.68 : 43,190.55 = 17,150.49 : x
  2. Step 2: Convert to fraction form
    31,297.68/43,190.55 = 17,150.49/x
  3. Step 3: Cross multiply
    31,297.68x = 43,190.55 × 17,150.49
  4. Step 4: Simplify right side
    31,297.68x = 740,739,095.87
  5. Step 5: Solve for x
    x = 740,739,095.87/31,297.68
  6. Step 6: Final answer
    x = 23,667.54

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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.