Home / 15,918.93-23,878.37-4,232.15

Finding the Fourth Proportional to 15,918.93, 23,878.37 and 4,232.15

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Solution

The fourth proportional to 15,918.93, 23,878.37 and 4,232.15 is: 6,348.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,918.93 : 23,878.37 = 4,232.15 : x
  2. Step 2: Convert to fraction form
    15,918.93/23,878.37 = 4,232.15/x
  3. Step 3: Cross multiply
    15,918.93x = 23,878.37 × 4,232.15
  4. Step 4: Simplify right side
    15,918.93x = 101,056,843.60
  5. Step 5: Solve for x
    x = 101,056,843.60/15,918.93
  6. Step 6: Final answer
    x = 6,348.22

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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.