Home / 49,772.15-74,669.29-18,182.15

Finding the Fourth Proportional to 49,772.15, 74,669.29 and 18,182.15

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Solution

The fourth proportional to 49,772.15, 74,669.29 and 18,182.15 is: 27,277.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,772.15 : 74,669.29 = 18,182.15 : x
  2. Step 2: Convert to fraction form
    49,772.15/74,669.29 = 18,182.15/x
  3. Step 3: Cross multiply
    49,772.15x = 74,669.29 × 18,182.15
  4. Step 4: Simplify right side
    49,772.15x = 1,357,648,231.17
  5. Step 5: Solve for x
    x = 1,357,648,231.17/49,772.15
  6. Step 6: Final answer
    x = 27,277.27

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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.