Home / 46,578.81-69,822.66-18,489.54

Finding the Fourth Proportional to 46,578.81, 69,822.66 and 18,489.54

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Solution

The fourth proportional to 46,578.81, 69,822.66 and 18,489.54 is: 27,716.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,578.81 : 69,822.66 = 18,489.54 : x
  2. Step 2: Convert to fraction form
    46,578.81/69,822.66 = 18,489.54/x
  3. Step 3: Cross multiply
    46,578.81x = 69,822.66 × 18,489.54
  4. Step 4: Simplify right side
    46,578.81x = 1,290,988,864.98
  5. Step 5: Solve for x
    x = 1,290,988,864.98/46,578.81
  6. Step 6: Final answer
    x = 27,716.23

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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.