Home / 25,272.64-34,857.44-18,556.16

Finding the Fourth Proportional to 25,272.64, 34,857.44 and 18,556.16

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Solution

The fourth proportional to 25,272.64, 34,857.44 and 18,556.16 is: 25,593.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,272.64 : 34,857.44 = 18,556.16 : x
  2. Step 2: Convert to fraction form
    25,272.64/34,857.44 = 18,556.16/x
  3. Step 3: Cross multiply
    25,272.64x = 34,857.44 × 18,556.16
  4. Step 4: Simplify right side
    25,272.64x = 646,820,233.83
  5. Step 5: Solve for x
    x = 646,820,233.83/25,272.64
  6. Step 6: Final answer
    x = 25,593.69

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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.