Home / 37,323.24-51,507.30-20,557.80

Finding the Fourth Proportional to 37,323.24, 51,507.30 and 20,557.80

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Solution

The fourth proportional to 37,323.24, 51,507.30 and 20,557.80 is: 28,370.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,323.24 : 51,507.30 = 20,557.80 : x
  2. Step 2: Convert to fraction form
    37,323.24/51,507.30 = 20,557.80/x
  3. Step 3: Cross multiply
    37,323.24x = 51,507.30 × 20,557.80
  4. Step 4: Simplify right side
    37,323.24x = 1,058,876,771.94
  5. Step 5: Solve for x
    x = 1,058,876,771.94/37,323.24
  6. Step 6: Final answer
    x = 28,370.44

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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.