Home / 36,148.70-49,884.69-20,014.47

Finding the Fourth Proportional to 36,148.70, 49,884.69 and 20,014.47

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Solution

The fourth proportional to 36,148.70, 49,884.69 and 20,014.47 is: 27,619.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,148.70 : 49,884.69 = 20,014.47 : x
  2. Step 2: Convert to fraction form
    36,148.70/49,884.69 = 20,014.47/x
  3. Step 3: Cross multiply
    36,148.70x = 49,884.69 × 20,014.47
  4. Step 4: Simplify right side
    36,148.70x = 998,415,706.52
  5. Step 5: Solve for x
    x = 998,415,706.52/36,148.70
  6. Step 6: Final answer
    x = 27,619.68

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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.