Home / 35,943.09-49,601.66-20,844.70

Finding the Fourth Proportional to 35,943.09, 49,601.66 and 20,844.70

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Solution

The fourth proportional to 35,943.09, 49,601.66 and 20,844.70 is: 28,765.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,943.09 : 49,601.66 = 20,844.70 : x
  2. Step 2: Convert to fraction form
    35,943.09/49,601.66 = 20,844.70/x
  3. Step 3: Cross multiply
    35,943.09x = 49,601.66 × 20,844.70
  4. Step 4: Simplify right side
    35,943.09x = 1,033,931,493.97
  5. Step 5: Solve for x
    x = 1,033,931,493.97/35,943.09
  6. Step 6: Final answer
    x = 28,765.79

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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.