Home / 22,567.64-33,836.70-21,328.52

Finding the Fourth Proportional to 22,567.64, 33,836.70 and 21,328.52

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Solution

The fourth proportional to 22,567.64, 33,836.70 and 21,328.52 is: 31,978.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,567.64 : 33,836.70 = 21,328.52 : x
  2. Step 2: Convert to fraction form
    22,567.64/33,836.70 = 21,328.52/x
  3. Step 3: Cross multiply
    22,567.64x = 33,836.70 × 21,328.52
  4. Step 4: Simplify right side
    22,567.64x = 721,686,732.68
  5. Step 5: Solve for x
    x = 721,686,732.68/22,567.64
  6. Step 6: Final answer
    x = 31,978.83

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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.