Home / 25,843.93-35,670.18-15,770.22

Finding the Fourth Proportional to 25,843.93, 35,670.18 and 15,770.22

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Solution

The fourth proportional to 25,843.93, 35,670.18 and 15,770.22 is: 21,766.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,843.93 : 35,670.18 = 15,770.22 : x
  2. Step 2: Convert to fraction form
    25,843.93/35,670.18 = 15,770.22/x
  3. Step 3: Cross multiply
    25,843.93x = 35,670.18 × 15,770.22
  4. Step 4: Simplify right side
    25,843.93x = 562,526,511.41
  5. Step 5: Solve for x
    x = 562,526,511.41/25,843.93
  6. Step 6: Final answer
    x = 21,766.29

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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.