Home / 30,085.31-41,517.93-16,657.44

Finding the Fourth Proportional to 30,085.31, 41,517.93 and 16,657.44

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Solution

The fourth proportional to 30,085.31, 41,517.93 and 16,657.44 is: 22,987.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,085.31 : 41,517.93 = 16,657.44 : x
  2. Step 2: Convert to fraction form
    30,085.31/41,517.93 = 16,657.44/x
  3. Step 3: Cross multiply
    30,085.31x = 41,517.93 × 16,657.44
  4. Step 4: Simplify right side
    30,085.31x = 691,582,427.90
  5. Step 5: Solve for x
    x = 691,582,427.90/30,085.31
  6. Step 6: Final answer
    x = 22,987.38

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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.