Home / 37,325.72-51,509.49-20,558.72

Finding the Fourth Proportional to 37,325.72, 51,509.49 and 20,558.72

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Solution

The fourth proportional to 37,325.72, 51,509.49 and 20,558.72 is: 28,371.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,325.72 : 51,509.49 = 20,558.72 : x
  2. Step 2: Convert to fraction form
    37,325.72/51,509.49 = 20,558.72/x
  3. Step 3: Cross multiply
    37,325.72x = 51,509.49 × 20,558.72
  4. Step 4: Simplify right side
    37,325.72x = 1,058,969,311.03
  5. Step 5: Solve for x
    x = 1,058,969,311.03/37,325.72
  6. Step 6: Final answer
    x = 28,371.03

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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.