Home / 27,268.70-40,903.05-16,771.10

Finding the Fourth Proportional to 27,268.70, 40,903.05 and 16,771.10

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Solution

The fourth proportional to 27,268.70, 40,903.05 and 16,771.10 is: 25,156.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,268.70 : 40,903.05 = 16,771.10 : x
  2. Step 2: Convert to fraction form
    27,268.70/40,903.05 = 16,771.10/x
  3. Step 3: Cross multiply
    27,268.70x = 40,903.05 × 16,771.10
  4. Step 4: Simplify right side
    27,268.70x = 685,989,141.86
  5. Step 5: Solve for x
    x = 685,989,141.86/27,268.70
  6. Step 6: Final answer
    x = 25,156.65

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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.