Home / 40,623.26-60,940.62-12,545.69

Finding the Fourth Proportional to 40,623.26, 60,940.62 and 12,545.69

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Solution

The fourth proportional to 40,623.26, 60,940.62 and 12,545.69 is: 18,820.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,623.26 : 60,940.62 = 12,545.69 : x
  2. Step 2: Convert to fraction form
    40,623.26/60,940.62 = 12,545.69/x
  3. Step 3: Cross multiply
    40,623.26x = 60,940.62 × 12,545.69
  4. Step 4: Simplify right side
    40,623.26x = 764,541,822.22
  5. Step 5: Solve for x
    x = 764,541,822.22/40,623.26
  6. Step 6: Final answer
    x = 18,820.30

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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.