Home / 36,480.47-50,342.36-20,564.93

Finding the Fourth Proportional to 36,480.47, 50,342.36 and 20,564.93

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Solution

The fourth proportional to 36,480.47, 50,342.36 and 20,564.93 is: 28,379.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,480.47 : 50,342.36 = 20,564.93 : x
  2. Step 2: Convert to fraction form
    36,480.47/50,342.36 = 20,564.93/x
  3. Step 3: Cross multiply
    36,480.47x = 50,342.36 × 20,564.93
  4. Step 4: Simplify right side
    36,480.47x = 1,035,286,857.72
  5. Step 5: Solve for x
    x = 1,035,286,857.72/36,480.47
  6. Step 6: Final answer
    x = 28,379.21

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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.