Home / 12,568.88-18,851.60-6,956.93

Finding the Fourth Proportional to 12,568.88, 18,851.60 and 6,956.93

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Solution

The fourth proportional to 12,568.88, 18,851.60 and 6,956.93 is: 10,434.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,568.88 : 18,851.60 = 6,956.93 : x
  2. Step 2: Convert to fraction form
    12,568.88/18,851.60 = 6,956.93/x
  3. Step 3: Cross multiply
    12,568.88x = 18,851.60 × 6,956.93
  4. Step 4: Simplify right side
    12,568.88x = 131,149,261.59
  5. Step 5: Solve for x
    x = 131,149,261.59/12,568.88
  6. Step 6: Final answer
    x = 10,434.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.