Home / 53,646.40-74,033.29-29,772.56

Finding the Fourth Proportional to 53,646.40, 74,033.29 and 29,772.56

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Solution

The fourth proportional to 53,646.40, 74,033.29 and 29,772.56 is: 41,086.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,646.40 : 74,033.29 = 29,772.56 : x
  2. Step 2: Convert to fraction form
    53,646.40/74,033.29 = 29,772.56/x
  3. Step 3: Cross multiply
    53,646.40x = 74,033.29 × 29,772.56
  4. Step 4: Simplify right side
    53,646.40x = 2,204,160,790.82
  5. Step 5: Solve for x
    x = 2,204,160,790.82/53,646.40
  6. Step 6: Final answer
    x = 41,086.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.