Home / 18,680.02-25,777.44-10,181.70

Finding the Fourth Proportional to 18,680.02, 25,777.44 and 10,181.70

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Solution

The fourth proportional to 18,680.02, 25,777.44 and 10,181.70 is: 14,050.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,680.02 : 25,777.44 = 10,181.70 : x
  2. Step 2: Convert to fraction form
    18,680.02/25,777.44 = 10,181.70/x
  3. Step 3: Cross multiply
    18,680.02x = 25,777.44 × 10,181.70
  4. Step 4: Simplify right side
    18,680.02x = 262,458,160.85
  5. Step 5: Solve for x
    x = 262,458,160.85/18,680.02
  6. Step 6: Final answer
    x = 14,050.21

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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.