Home / 27,025.75-40,545.15-8,557.75

Finding the Fourth Proportional to 27,025.75, 40,545.15 and 8,557.75

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Solution

The fourth proportional to 27,025.75, 40,545.15 and 8,557.75 is: 12,838.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,025.75 : 40,545.15 = 8,557.75 : x
  2. Step 2: Convert to fraction form
    27,025.75/40,545.15 = 8,557.75/x
  3. Step 3: Cross multiply
    27,025.75x = 40,545.15 × 8,557.75
  4. Step 4: Simplify right side
    27,025.75x = 346,975,257.41
  5. Step 5: Solve for x
    x = 346,975,257.41/27,025.75
  6. Step 6: Final answer
    x = 12,838.69

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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.