Home / 35,759.28-49,343.28-19,841.52

Finding the Fourth Proportional to 35,759.28, 49,343.28 and 19,841.52

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Solution

The fourth proportional to 35,759.28, 49,343.28 and 19,841.52 is: 27,378.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,759.28 : 49,343.28 = 19,841.52 : x
  2. Step 2: Convert to fraction form
    35,759.28/49,343.28 = 19,841.52/x
  3. Step 3: Cross multiply
    35,759.28x = 49,343.28 × 19,841.52
  4. Step 4: Simplify right side
    35,759.28x = 979,045,676.99
  5. Step 5: Solve for x
    x = 979,045,676.99/35,759.28
  6. Step 6: Final answer
    x = 27,378.79

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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.