Home / 39,357.64-59,053.94-20,633.24

Finding the Fourth Proportional to 39,357.64, 59,053.94 and 20,633.24

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Solution

The fourth proportional to 39,357.64, 59,053.94 and 20,633.24 is: 30,959.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,357.64 : 59,053.94 = 20,633.24 : x
  2. Step 2: Convert to fraction form
    39,357.64/59,053.94 = 20,633.24/x
  3. Step 3: Cross multiply
    39,357.64x = 59,053.94 × 20,633.24
  4. Step 4: Simplify right side
    39,357.64x = 1,218,474,116.97
  5. Step 5: Solve for x
    x = 1,218,474,116.97/39,357.64
  6. Step 6: Final answer
    x = 30,959.02

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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.