Home / 18,255.07-25,191.39-10,297

Finding the Fourth Proportional to 18,255.07, 25,191.39 and 10,297

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Solution

The fourth proportional to 18,255.07, 25,191.39 and 10,297 is: 14,209.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,255.07 : 25,191.39 = 10,297 : x
  2. Step 2: Convert to fraction form
    18,255.07/25,191.39 = 10,297/x
  3. Step 3: Cross multiply
    18,255.07x = 25,191.39 × 10,297
  4. Step 4: Simplify right side
    18,255.07x = 259,395,742.83
  5. Step 5: Solve for x
    x = 259,395,742.83/18,255.07
  6. Step 6: Final answer
    x = 14,209.52

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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.