Home / 17,297.79-25,851.91-12,627.64

Finding the Fourth Proportional to 17,297.79, 25,851.91 and 12,627.64

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Solution

The fourth proportional to 17,297.79, 25,851.91 and 12,627.64 is: 18,872.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,297.79 : 25,851.91 = 12,627.64 : x
  2. Step 2: Convert to fraction form
    17,297.79/25,851.91 = 12,627.64/x
  3. Step 3: Cross multiply
    17,297.79x = 25,851.91 × 12,627.64
  4. Step 4: Simplify right side
    17,297.79x = 326,448,575.04
  5. Step 5: Solve for x
    x = 326,448,575.04/17,297.79
  6. Step 6: Final answer
    x = 18,872.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.