Home / 25,635.08-35,375.12-14,302.56

Finding the Fourth Proportional to 25,635.08, 35,375.12 and 14,302.56

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Solution

The fourth proportional to 25,635.08, 35,375.12 and 14,302.56 is: 19,736.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,635.08 : 35,375.12 = 14,302.56 : x
  2. Step 2: Convert to fraction form
    25,635.08/35,375.12 = 14,302.56/x
  3. Step 3: Cross multiply
    25,635.08x = 35,375.12 × 14,302.56
  4. Step 4: Simplify right side
    25,635.08x = 505,954,776.31
  5. Step 5: Solve for x
    x = 505,954,776.31/25,635.08
  6. Step 6: Final answer
    x = 19,736.81

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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.