Home / 25,272.06-34,884.27-15,203.58

Finding the Fourth Proportional to 25,272.06, 34,884.27 and 15,203.58

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Solution

The fourth proportional to 25,272.06, 34,884.27 and 15,203.58 is: 20,986.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,272.06 : 34,884.27 = 15,203.58 : x
  2. Step 2: Convert to fraction form
    25,272.06/34,884.27 = 15,203.58/x
  3. Step 3: Cross multiply
    25,272.06x = 34,884.27 × 15,203.58
  4. Step 4: Simplify right side
    25,272.06x = 530,365,789.69
  5. Step 5: Solve for x
    x = 530,365,789.69/25,272.06
  6. Step 6: Final answer
    x = 20,986.25

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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.