Home / 37,501.36-51,751.44-20,734

Finding the Fourth Proportional to 37,501.36, 51,751.44 and 20,734

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Solution

The fourth proportional to 37,501.36, 51,751.44 and 20,734 is: 28,612.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,501.36 : 51,751.44 = 20,734 : x
  2. Step 2: Convert to fraction form
    37,501.36/51,751.44 = 20,734/x
  3. Step 3: Cross multiply
    37,501.36x = 51,751.44 × 20,734
  4. Step 4: Simplify right side
    37,501.36x = 1,073,014,356.96
  5. Step 5: Solve for x
    x = 1,073,014,356.96/37,501.36
  6. Step 6: Final answer
    x = 28,612.68

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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.