Home / 26,622.20-36,738.20-14,686.65

Finding the Fourth Proportional to 26,622.20, 36,738.20 and 14,686.65

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Solution

The fourth proportional to 26,622.20, 36,738.20 and 14,686.65 is: 20,267.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,622.20 : 36,738.20 = 14,686.65 : x
  2. Step 2: Convert to fraction form
    26,622.20/36,738.20 = 14,686.65/x
  3. Step 3: Cross multiply
    26,622.20x = 36,738.20 × 14,686.65
  4. Step 4: Simplify right side
    26,622.20x = 539,561,011.60
  5. Step 5: Solve for x
    x = 539,561,011.60/26,622.20
  6. Step 6: Final answer
    x = 20,267.34

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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.