Home / 25,247.88-34,905.06-18,949.32

Finding the Fourth Proportional to 25,247.88, 34,905.06 and 18,949.32

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Solution

The fourth proportional to 25,247.88, 34,905.06 and 18,949.32 is: 26,197.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,247.88 : 34,905.06 = 18,949.32 : x
  2. Step 2: Convert to fraction form
    25,247.88/34,905.06 = 18,949.32/x
  3. Step 3: Cross multiply
    25,247.88x = 34,905.06 × 18,949.32
  4. Step 4: Simplify right side
    25,247.88x = 661,427,151.56
  5. Step 5: Solve for x
    x = 661,427,151.56/25,247.88
  6. Step 6: Final answer
    x = 26,197.33

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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.