Home / 29,288.48-43,938.32-11,759.76

Finding the Fourth Proportional to 29,288.48, 43,938.32 and 11,759.76

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Solution

The fourth proportional to 29,288.48, 43,938.32 and 11,759.76 is: 17,641.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,288.48 : 43,938.32 = 11,759.76 : x
  2. Step 2: Convert to fraction form
    29,288.48/43,938.32 = 11,759.76/x
  3. Step 3: Cross multiply
    29,288.48x = 43,938.32 × 11,759.76
  4. Step 4: Simplify right side
    29,288.48x = 516,704,098.00
  5. Step 5: Solve for x
    x = 516,704,098.00/29,288.48
  6. Step 6: Final answer
    x = 17,641.89

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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.