Home / 27,259.91-40,889.85-8,541.42

Finding the Fourth Proportional to 27,259.91, 40,889.85 and 8,541.42

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Solution

The fourth proportional to 27,259.91, 40,889.85 and 8,541.42 is: 12,812.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,259.91 : 40,889.85 = 8,541.42 : x
  2. Step 2: Convert to fraction form
    27,259.91/40,889.85 = 8,541.42/x
  3. Step 3: Cross multiply
    27,259.91x = 40,889.85 × 8,541.42
  4. Step 4: Simplify right side
    27,259.91x = 349,257,283.60
  5. Step 5: Solve for x
    x = 349,257,283.60/27,259.91
  6. Step 6: Final answer
    x = 12,812.12

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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.