Home / 27,220.36-40,846.13-10,578.23

Finding the Fourth Proportional to 27,220.36, 40,846.13 and 10,578.23

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Solution

The fourth proportional to 27,220.36, 40,846.13 and 10,578.23 is: 15,873.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,220.36 : 40,846.13 = 10,578.23 : x
  2. Step 2: Convert to fraction form
    27,220.36/40,846.13 = 10,578.23/x
  3. Step 3: Cross multiply
    27,220.36x = 40,846.13 × 10,578.23
  4. Step 4: Simplify right side
    27,220.36x = 432,079,704.86
  5. Step 5: Solve for x
    x = 432,079,704.86/27,220.36
  6. Step 6: Final answer
    x = 15,873.40

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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.