Home / 29,289.48-43,939.82-11,760.76

Finding the Fourth Proportional to 29,289.48, 43,939.82 and 11,760.76

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Solution

The fourth proportional to 29,289.48, 43,939.82 and 11,760.76 is: 17,643.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,289.48 : 43,939.82 = 11,760.76 : x
  2. Step 2: Convert to fraction form
    29,289.48/43,939.82 = 11,760.76/x
  3. Step 3: Cross multiply
    29,289.48x = 43,939.82 × 11,760.76
  4. Step 4: Simplify right side
    29,289.48x = 516,765,677.46
  5. Step 5: Solve for x
    x = 516,765,677.46/29,289.48
  6. Step 6: Final answer
    x = 17,643.39

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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.