Home / 26,728.08-36,884.42-14,790.70

Finding the Fourth Proportional to 26,728.08, 36,884.42 and 14,790.70

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Solution

The fourth proportional to 26,728.08, 36,884.42 and 14,790.70 is: 20,410.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,728.08 : 36,884.42 = 14,790.70 : x
  2. Step 2: Convert to fraction form
    26,728.08/36,884.42 = 14,790.70/x
  3. Step 3: Cross multiply
    26,728.08x = 36,884.42 × 14,790.70
  4. Step 4: Simplify right side
    26,728.08x = 545,546,390.89
  5. Step 5: Solve for x
    x = 545,546,390.89/26,728.08
  6. Step 6: Final answer
    x = 20,410.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.