Home / 51,790.67-71,476.60-31,659.33

Finding the Fourth Proportional to 51,790.67, 71,476.60 and 31,659.33

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Solution

The fourth proportional to 51,790.67, 71,476.60 and 31,659.33 is: 43,693.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,790.67 : 71,476.60 = 31,659.33 : x
  2. Step 2: Convert to fraction form
    51,790.67/71,476.60 = 31,659.33/x
  3. Step 3: Cross multiply
    51,790.67x = 71,476.60 × 31,659.33
  4. Step 4: Simplify right side
    51,790.67x = 2,262,901,266.68
  5. Step 5: Solve for x
    x = 2,262,901,266.68/51,790.67
  6. Step 6: Final answer
    x = 43,693.22

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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.