Home / 27,345.50-41,022.21-8,619.20

Finding the Fourth Proportional to 27,345.50, 41,022.21 and 8,619.20

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Solution

The fourth proportional to 27,345.50, 41,022.21 and 8,619.20 is: 12,930.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,345.50 : 41,022.21 = 8,619.20 : x
  2. Step 2: Convert to fraction form
    27,345.50/41,022.21 = 8,619.20/x
  3. Step 3: Cross multiply
    27,345.50x = 41,022.21 × 8,619.20
  4. Step 4: Simplify right side
    27,345.50x = 353,578,632.43
  5. Step 5: Solve for x
    x = 353,578,632.43/27,345.50
  6. Step 6: Final answer
    x = 12,930.05

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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.