Home / 37,683.75-52,004.22-20,689.57

Finding the Fourth Proportional to 37,683.75, 52,004.22 and 20,689.57

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Solution

The fourth proportional to 37,683.75, 52,004.22 and 20,689.57 is: 28,551.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,683.75 : 52,004.22 = 20,689.57 : x
  2. Step 2: Convert to fraction form
    37,683.75/52,004.22 = 20,689.57/x
  3. Step 3: Cross multiply
    37,683.75x = 52,004.22 × 20,689.57
  4. Step 4: Simplify right side
    37,683.75x = 1,075,944,949.99
  5. Step 5: Solve for x
    x = 1,075,944,949.99/37,683.75
  6. Step 6: Final answer
    x = 28,551.96

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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.