Home / 36,544.53-50,430.19-20,412.69

Finding the Fourth Proportional to 36,544.53, 50,430.19 and 20,412.69

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Solution

The fourth proportional to 36,544.53, 50,430.19 and 20,412.69 is: 28,168.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,544.53 : 50,430.19 = 20,412.69 : x
  2. Step 2: Convert to fraction form
    36,544.53/50,430.19 = 20,412.69/x
  3. Step 3: Cross multiply
    36,544.53x = 50,430.19 × 20,412.69
  4. Step 4: Simplify right side
    36,544.53x = 1,029,415,835.11
  5. Step 5: Solve for x
    x = 1,029,415,835.11/36,544.53
  6. Step 6: Final answer
    x = 28,168.81

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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.