Home / 37,327.23-51,512.20-20,331.81

Finding the Fourth Proportional to 37,327.23, 51,512.20 and 20,331.81

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Solution

The fourth proportional to 37,327.23, 51,512.20 and 20,331.81 is: 28,058.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,327.23 : 51,512.20 = 20,331.81 : x
  2. Step 2: Convert to fraction form
    37,327.23/51,512.20 = 20,331.81/x
  3. Step 3: Cross multiply
    37,327.23x = 51,512.20 × 20,331.81
  4. Step 4: Simplify right side
    37,327.23x = 1,047,336,263.08
  5. Step 5: Solve for x
    x = 1,047,336,263.08/37,327.23
  6. Step 6: Final answer
    x = 28,058.24

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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.