Home / 46,921.44-70,382.28-11,860.80

Finding the Fourth Proportional to 46,921.44, 70,382.28 and 11,860.80

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Solution

The fourth proportional to 46,921.44, 70,382.28 and 11,860.80 is: 17,791.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,921.44 : 70,382.28 = 11,860.80 : x
  2. Step 2: Convert to fraction form
    46,921.44/70,382.28 = 11,860.80/x
  3. Step 3: Cross multiply
    46,921.44x = 70,382.28 × 11,860.80
  4. Step 4: Simplify right side
    46,921.44x = 834,790,146.62
  5. Step 5: Solve for x
    x = 834,790,146.62/46,921.44
  6. Step 6: Final answer
    x = 17,791.23

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1.5x scale

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.