Home / 25,181.10-34,749.18-13,850.64

Finding the Fourth Proportional to 25,181.10, 34,749.18 and 13,850.64

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Solution

The fourth proportional to 25,181.10, 34,749.18 and 13,850.64 is: 19,113.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,181.10 : 34,749.18 = 13,850.64 : x
  2. Step 2: Convert to fraction form
    25,181.10/34,749.18 = 13,850.64/x
  3. Step 3: Cross multiply
    25,181.10x = 34,749.18 × 13,850.64
  4. Step 4: Simplify right side
    25,181.10x = 481,298,382.48
  5. Step 5: Solve for x
    x = 481,298,382.48/25,181.10
  6. Step 6: Final answer
    x = 19,113.48

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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.