Home / 25,743.06-35,530.97-15,674.83

Finding the Fourth Proportional to 25,743.06, 35,530.97 and 15,674.83

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Solution

The fourth proportional to 25,743.06, 35,530.97 and 15,674.83 is: 21,634.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,743.06 : 35,530.97 = 15,674.83 : x
  2. Step 2: Convert to fraction form
    25,743.06/35,530.97 = 15,674.83/x
  3. Step 3: Cross multiply
    25,743.06x = 35,530.97 × 15,674.83
  4. Step 4: Simplify right side
    25,743.06x = 556,941,747.28
  5. Step 5: Solve for x
    x = 556,941,747.28/25,743.06
  6. Step 6: Final answer
    x = 21,634.64

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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.