Home / 36,886.23-50,904.45-20,972.16

Finding the Fourth Proportional to 36,886.23, 50,904.45 and 20,972.16

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Solution

The fourth proportional to 36,886.23, 50,904.45 and 20,972.16 is: 28,942.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,886.23 : 50,904.45 = 20,972.16 : x
  2. Step 2: Convert to fraction form
    36,886.23/50,904.45 = 20,972.16/x
  3. Step 3: Cross multiply
    36,886.23x = 50,904.45 × 20,972.16
  4. Step 4: Simplify right side
    36,886.23x = 1,067,576,270.11
  5. Step 5: Solve for x
    x = 1,067,576,270.11/36,886.23
  6. Step 6: Final answer
    x = 28,942.41

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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.