Home / 27,955.84-41,945.28-20,597.44

Finding the Fourth Proportional to 27,955.84, 41,945.28 and 20,597.44

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Solution

The fourth proportional to 27,955.84, 41,945.28 and 20,597.44 is: 30,904.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,955.84 : 41,945.28 = 20,597.44 : x
  2. Step 2: Convert to fraction form
    27,955.84/41,945.28 = 20,597.44/x
  3. Step 3: Cross multiply
    27,955.84x = 41,945.28 × 20,597.44
  4. Step 4: Simplify right side
    27,955.84x = 863,965,388.08
  5. Step 5: Solve for x
    x = 863,965,388.08/27,955.84
  6. Step 6: Final answer
    x = 30,904.65

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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.