Home / 26,722.66-36,877.11-14,785.30

Finding the Fourth Proportional to 26,722.66, 36,877.11 and 14,785.30

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Solution

The fourth proportional to 26,722.66, 36,877.11 and 14,785.30 is: 20,403.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,722.66 : 36,877.11 = 14,785.30 : x
  2. Step 2: Convert to fraction form
    26,722.66/36,877.11 = 14,785.30/x
  3. Step 3: Cross multiply
    26,722.66x = 36,877.11 × 14,785.30
  4. Step 4: Simplify right side
    26,722.66x = 545,239,134.48
  5. Step 5: Solve for x
    x = 545,239,134.48/26,722.66
  6. Step 6: Final answer
    x = 20,403.63

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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.