Home / 36,316.44-50,117.98-20,400.54

Finding the Fourth Proportional to 36,316.44, 50,117.98 and 20,400.54

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Solution

The fourth proportional to 36,316.44, 50,117.98 and 20,400.54 is: 28,153.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,316.44 : 50,117.98 = 20,400.54 : x
  2. Step 2: Convert to fraction form
    36,316.44/50,117.98 = 20,400.54/x
  3. Step 3: Cross multiply
    36,316.44x = 50,117.98 × 20,400.54
  4. Step 4: Simplify right side
    36,316.44x = 1,022,433,855.71
  5. Step 5: Solve for x
    x = 1,022,433,855.71/36,316.44
  6. Step 6: Final answer
    x = 28,153.47

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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.