Home / 22,027.88-30,406.56-16,090.04

Finding the Fourth Proportional to 22,027.88, 30,406.56 and 16,090.04

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Solution

The fourth proportional to 22,027.88, 30,406.56 and 16,090.04 is: 22,210.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,027.88 : 30,406.56 = 16,090.04 : x
  2. Step 2: Convert to fraction form
    22,027.88/30,406.56 = 16,090.04/x
  3. Step 3: Cross multiply
    22,027.88x = 30,406.56 × 16,090.04
  4. Step 4: Simplify right side
    22,027.88x = 489,242,766.66
  5. Step 5: Solve for x
    x = 489,242,766.66/22,027.88
  6. Step 6: Final answer
    x = 22,210.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.