Home / 27,812.40-41,718.60-16,155.60

Finding the Fourth Proportional to 27,812.40, 41,718.60 and 16,155.60

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Solution

The fourth proportional to 27,812.40, 41,718.60 and 16,155.60 is: 24,233.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,812.40 : 41,718.60 = 16,155.60 : x
  2. Step 2: Convert to fraction form
    27,812.40/41,718.60 = 16,155.60/x
  3. Step 3: Cross multiply
    27,812.40x = 41,718.60 × 16,155.60
  4. Step 4: Simplify right side
    27,812.40x = 673,989,014.16
  5. Step 5: Solve for x
    x = 673,989,014.16/27,812.40
  6. Step 6: Final answer
    x = 24,233.40

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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.