Home / 26,722.80-36,874.81-14,785.83

Finding the Fourth Proportional to 26,722.80, 36,874.81 and 14,785.83

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Solution

The fourth proportional to 26,722.80, 36,874.81 and 14,785.83 is: 20,402.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,722.80 : 36,874.81 = 14,785.83 : x
  2. Step 2: Convert to fraction form
    26,722.80/36,874.81 = 14,785.83/x
  3. Step 3: Cross multiply
    26,722.80x = 36,874.81 × 14,785.83
  4. Step 4: Simplify right side
    26,722.80x = 545,224,671.94
  5. Step 5: Solve for x
    x = 545,224,671.94/26,722.80
  6. Step 6: Final answer
    x = 20,402.98

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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.