Home / 25,069.79-34,596.32-13,739.18

Finding the Fourth Proportional to 25,069.79, 34,596.32 and 13,739.18

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Solution

The fourth proportional to 25,069.79, 34,596.32 and 13,739.18 is: 18,960.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,069.79 : 34,596.32 = 13,739.18 : x
  2. Step 2: Convert to fraction form
    25,069.79/34,596.32 = 13,739.18/x
  3. Step 3: Cross multiply
    25,069.79x = 34,596.32 × 13,739.18
  4. Step 4: Simplify right side
    25,069.79x = 475,325,067.82
  5. Step 5: Solve for x
    x = 475,325,067.82/25,069.79
  6. Step 6: Final answer
    x = 18,960.07

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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.