Home / 29,291.73-43,939.64-11,761.55

Finding the Fourth Proportional to 29,291.73, 43,939.64 and 11,761.55

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Solution

The fourth proportional to 29,291.73, 43,939.64 and 11,761.55 is: 17,643.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,291.73 : 43,939.64 = 11,761.55 : x
  2. Step 2: Convert to fraction form
    29,291.73/43,939.64 = 11,761.55/x
  3. Step 3: Cross multiply
    29,291.73x = 43,939.64 × 11,761.55
  4. Step 4: Simplify right side
    29,291.73x = 516,798,272.84
  5. Step 5: Solve for x
    x = 516,798,272.84/29,291.73
  6. Step 6: Final answer
    x = 17,643.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.