Home / 26,723.77-36,878.55-14,786.86

Finding the Fourth Proportional to 26,723.77, 36,878.55 and 14,786.86

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Solution

The fourth proportional to 26,723.77, 36,878.55 and 14,786.86 is: 20,405.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,723.77 : 36,878.55 = 14,786.86 : x
  2. Step 2: Convert to fraction form
    26,723.77/36,878.55 = 14,786.86/x
  3. Step 3: Cross multiply
    26,723.77x = 36,878.55 × 14,786.86
  4. Step 4: Simplify right side
    26,723.77x = 545,317,955.85
  5. Step 5: Solve for x
    x = 545,317,955.85/26,723.77
  6. Step 6: Final answer
    x = 20,405.73

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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.