Home / 27,328.83-40,993.26-21,097.95

Finding the Fourth Proportional to 27,328.83, 40,993.26 and 21,097.95

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Solution

The fourth proportional to 27,328.83, 40,993.26 and 21,097.95 is: 31,646.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,328.83 : 40,993.26 = 21,097.95 : x
  2. Step 2: Convert to fraction form
    27,328.83/40,993.26 = 21,097.95/x
  3. Step 3: Cross multiply
    27,328.83x = 40,993.26 × 21,097.95
  4. Step 4: Simplify right side
    27,328.83x = 864,873,749.82
  5. Step 5: Solve for x
    x = 864,873,749.82/27,328.83
  6. Step 6: Final answer
    x = 31,646.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.