Home / 31,365.06-43,283.34-17,217.96

Finding the Fourth Proportional to 31,365.06, 43,283.34 and 17,217.96

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Solution

The fourth proportional to 31,365.06, 43,283.34 and 17,217.96 is: 23,760.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,365.06 : 43,283.34 = 17,217.96 : x
  2. Step 2: Convert to fraction form
    31,365.06/43,283.34 = 17,217.96/x
  3. Step 3: Cross multiply
    31,365.06x = 43,283.34 × 17,217.96
  4. Step 4: Simplify right side
    31,365.06x = 745,250,816.79
  5. Step 5: Solve for x
    x = 745,250,816.79/31,365.06
  6. Step 6: Final answer
    x = 23,760.54

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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.