Home / 35,754.35-49,342.91-19,838.39

Finding the Fourth Proportional to 35,754.35, 49,342.91 and 19,838.39

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Solution

The fourth proportional to 35,754.35, 49,342.91 and 19,838.39 is: 27,378.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,754.35 : 49,342.91 = 19,838.39 : x
  2. Step 2: Convert to fraction form
    35,754.35/49,342.91 = 19,838.39/x
  3. Step 3: Cross multiply
    35,754.35x = 49,342.91 × 19,838.39
  4. Step 4: Simplify right side
    35,754.35x = 978,883,546.41
  5. Step 5: Solve for x
    x = 978,883,546.41/35,754.35
  6. Step 6: Final answer
    x = 27,378.03

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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.