Home / 26,951.08-40,400.70-13,809.64

Finding the Fourth Proportional to 26,951.08, 40,400.70 and 13,809.64

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Solution

The fourth proportional to 26,951.08, 40,400.70 and 13,809.64 is: 20,701.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,951.08 : 40,400.70 = 13,809.64 : x
  2. Step 2: Convert to fraction form
    26,951.08/40,400.70 = 13,809.64/x
  3. Step 3: Cross multiply
    26,951.08x = 40,400.70 × 13,809.64
  4. Step 4: Simplify right side
    26,951.08x = 557,919,122.75
  5. Step 5: Solve for x
    x = 557,919,122.75/26,951.08
  6. Step 6: Final answer
    x = 20,701.18

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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.