Home / 29,289-43,939.02-11,760.20

Finding the Fourth Proportional to 29,289, 43,939.02 and 11,760.20

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Solution

The fourth proportional to 29,289, 43,939.02 and 11,760.20 is: 17,642.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,289 : 43,939.02 = 11,760.20 : x
  2. Step 2: Convert to fraction form
    29,289/43,939.02 = 11,760.20/x
  3. Step 3: Cross multiply
    29,289x = 43,939.02 × 11,760.20
  4. Step 4: Simplify right side
    29,289x = 516,731,663.00
  5. Step 5: Solve for x
    x = 516,731,663.00/29,289
  6. Step 6: Final answer
    x = 17,642.52

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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.