Home / 56,092.21-84,120.10-18,642.22

Finding the Fourth Proportional to 56,092.21, 84,120.10 and 18,642.22

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Solution

The fourth proportional to 56,092.21, 84,120.10 and 18,642.22 is: 27,957.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,092.21 : 84,120.10 = 18,642.22 : x
  2. Step 2: Convert to fraction form
    56,092.21/84,120.10 = 18,642.22/x
  3. Step 3: Cross multiply
    56,092.21x = 84,120.10 × 18,642.22
  4. Step 4: Simplify right side
    56,092.21x = 1,568,185,410.62
  5. Step 5: Solve for x
    x = 1,568,185,410.62/56,092.21
  6. Step 6: Final answer
    x = 27,957.28

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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.