Home / 23,125.41-34,685.31-6,486.78

Finding the Fourth Proportional to 23,125.41, 34,685.31 and 6,486.78

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Solution

The fourth proportional to 23,125.41, 34,685.31 and 6,486.78 is: 9,729.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,125.41 : 34,685.31 = 6,486.78 : x
  2. Step 2: Convert to fraction form
    23,125.41/34,685.31 = 6,486.78/x
  3. Step 3: Cross multiply
    23,125.41x = 34,685.31 × 6,486.78
  4. Step 4: Simplify right side
    23,125.41x = 224,995,975.20
  5. Step 5: Solve for x
    x = 224,995,975.20/23,125.41
  6. Step 6: Final answer
    x = 9,729.38

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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.