Home / 37,470.72-51,709.14-20,474.88

Finding the Fourth Proportional to 37,470.72, 51,709.14 and 20,474.88

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Solution

The fourth proportional to 37,470.72, 51,709.14 and 20,474.88 is: 28,255.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,470.72 : 51,709.14 = 20,474.88 : x
  2. Step 2: Convert to fraction form
    37,470.72/51,709.14 = 20,474.88/x
  3. Step 3: Cross multiply
    37,470.72x = 51,709.14 × 20,474.88
  4. Step 4: Simplify right side
    37,470.72x = 1,058,738,436.40
  5. Step 5: Solve for x
    x = 1,058,738,436.40/37,470.72
  6. Step 6: Final answer
    x = 28,255.09

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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.