Home / 20,562.33-30,766.98-18,051.66

Finding the Fourth Proportional to 20,562.33, 30,766.98 and 18,051.66

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Solution

The fourth proportional to 20,562.33, 30,766.98 and 18,051.66 is: 27,010.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,562.33 : 30,766.98 = 18,051.66 : x
  2. Step 2: Convert to fraction form
    20,562.33/30,766.98 = 18,051.66/x
  3. Step 3: Cross multiply
    20,562.33x = 30,766.98 × 18,051.66
  4. Step 4: Simplify right side
    20,562.33x = 555,395,062.19
  5. Step 5: Solve for x
    x = 555,395,062.19/20,562.33
  6. Step 6: Final answer
    x = 27,010.32

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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.