Home / 25,094.70-34,629.75-13,763.88

Finding the Fourth Proportional to 25,094.70, 34,629.75 and 13,763.88

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Solution

The fourth proportional to 25,094.70, 34,629.75 and 13,763.88 is: 18,993.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,094.70 : 34,629.75 = 13,763.88 : x
  2. Step 2: Convert to fraction form
    25,094.70/34,629.75 = 13,763.88/x
  3. Step 3: Cross multiply
    25,094.70x = 34,629.75 × 13,763.88
  4. Step 4: Simplify right side
    25,094.70x = 476,639,723.43
  5. Step 5: Solve for x
    x = 476,639,723.43/25,094.70
  6. Step 6: Final answer
    x = 18,993.64

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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.