Home / 37,408.47-51,622.34-20,641.11

Finding the Fourth Proportional to 37,408.47, 51,622.34 and 20,641.11

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Solution

The fourth proportional to 37,408.47, 51,622.34 and 20,641.11 is: 28,483.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,408.47 : 51,622.34 = 20,641.11 : x
  2. Step 2: Convert to fraction form
    37,408.47/51,622.34 = 20,641.11/x
  3. Step 3: Cross multiply
    37,408.47x = 51,622.34 × 20,641.11
  4. Step 4: Simplify right side
    37,408.47x = 1,065,542,295.19
  5. Step 5: Solve for x
    x = 1,065,542,295.19/37,408.47
  6. Step 6: Final answer
    x = 28,483.98

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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.