Home / 37,977.57-52,408.13-20,983.44

Finding the Fourth Proportional to 37,977.57, 52,408.13 and 20,983.44

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Solution

The fourth proportional to 37,977.57, 52,408.13 and 20,983.44 is: 28,956.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,977.57 : 52,408.13 = 20,983.44 : x
  2. Step 2: Convert to fraction form
    37,977.57/52,408.13 = 20,983.44/x
  3. Step 3: Cross multiply
    37,977.57x = 52,408.13 × 20,983.44
  4. Step 4: Simplify right side
    37,977.57x = 1,099,702,746.45
  5. Step 5: Solve for x
    x = 1,099,702,746.45/37,977.57
  6. Step 6: Final answer
    x = 28,956.64

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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.