Home / 26,620.22-36,738.48-19,894.18

Finding the Fourth Proportional to 26,620.22, 36,738.48 and 19,894.18

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Solution

The fourth proportional to 26,620.22, 36,738.48 and 19,894.18 is: 27,455.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,620.22 : 36,738.48 = 19,894.18 : x
  2. Step 2: Convert to fraction form
    26,620.22/36,738.48 = 19,894.18/x
  3. Step 3: Cross multiply
    26,620.22x = 36,738.48 × 19,894.18
  4. Step 4: Simplify right side
    26,620.22x = 730,881,834.58
  5. Step 5: Solve for x
    x = 730,881,834.58/26,620.22
  6. Step 6: Final answer
    x = 27,455.90

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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.