Home / 37,467.98-51,704.28-20,472.81

Finding the Fourth Proportional to 37,467.98, 51,704.28 and 20,472.81

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Solution

The fourth proportional to 37,467.98, 51,704.28 and 20,472.81 is: 28,251.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,467.98 : 51,704.28 = 20,472.81 : x
  2. Step 2: Convert to fraction form
    37,467.98/51,704.28 = 20,472.81/x
  3. Step 3: Cross multiply
    37,467.98x = 51,704.28 × 20,472.81
  4. Step 4: Simplify right side
    37,467.98x = 1,058,531,900.63
  5. Step 5: Solve for x
    x = 1,058,531,900.63/37,467.98
  6. Step 6: Final answer
    x = 28,251.64

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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.