Home / 28,261.95-39,003.42-16,326.19

Finding the Fourth Proportional to 28,261.95, 39,003.42 and 16,326.19

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Solution

The fourth proportional to 28,261.95, 39,003.42 and 16,326.19 is: 22,531.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,261.95 : 39,003.42 = 16,326.19 : x
  2. Step 2: Convert to fraction form
    28,261.95/39,003.42 = 16,326.19/x
  3. Step 3: Cross multiply
    28,261.95x = 39,003.42 × 16,326.19
  4. Step 4: Simplify right side
    28,261.95x = 636,777,245.57
  5. Step 5: Solve for x
    x = 636,777,245.57/28,261.95
  6. Step 6: Final answer
    x = 22,531.26

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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.