Home / 36,905.80-50,925.43-20,771.14

Finding the Fourth Proportional to 36,905.80, 50,925.43 and 20,771.14

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Solution

The fourth proportional to 36,905.80, 50,925.43 and 20,771.14 is: 28,661.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,905.80 : 50,925.43 = 20,771.14 : x
  2. Step 2: Convert to fraction form
    36,905.80/50,925.43 = 20,771.14/x
  3. Step 3: Cross multiply
    36,905.80x = 50,925.43 × 20,771.14
  4. Step 4: Simplify right side
    36,905.80x = 1,057,779,236.09
  5. Step 5: Solve for x
    x = 1,057,779,236.09/36,905.80
  6. Step 6: Final answer
    x = 28,661.60

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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.