Home / 37,301.18-51,475.60-20,305.42

Finding the Fourth Proportional to 37,301.18, 51,475.60 and 20,305.42

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Solution

The fourth proportional to 37,301.18, 51,475.60 and 20,305.42 is: 28,021.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,301.18 : 51,475.60 = 20,305.42 : x
  2. Step 2: Convert to fraction form
    37,301.18/51,475.60 = 20,305.42/x
  3. Step 3: Cross multiply
    37,301.18x = 51,475.60 × 20,305.42
  4. Step 4: Simplify right side
    37,301.18x = 1,045,233,791.61
  5. Step 5: Solve for x
    x = 1,045,233,791.61/37,301.18
  6. Step 6: Final answer
    x = 28,021.46

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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.