Home / 37,683.92-52,003.68-20,687.74

Finding the Fourth Proportional to 37,683.92, 52,003.68 and 20,687.74

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Solution

The fourth proportional to 37,683.92, 52,003.68 and 20,687.74 is: 28,549.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,683.92 : 52,003.68 = 20,687.74 : x
  2. Step 2: Convert to fraction form
    37,683.92/52,003.68 = 20,687.74/x
  3. Step 3: Cross multiply
    37,683.92x = 52,003.68 × 20,687.74
  4. Step 4: Simplify right side
    37,683.92x = 1,075,838,610.88
  5. Step 5: Solve for x
    x = 1,075,838,610.88/37,683.92
  6. Step 6: Final answer
    x = 28,549.01

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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.