Home / 37,916.44-52,325.72-20,920.92

Finding the Fourth Proportional to 37,916.44, 52,325.72 and 20,920.92

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Solution

The fourth proportional to 37,916.44, 52,325.72 and 20,920.92 is: 28,871.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,916.44 : 52,325.72 = 20,920.92 : x
  2. Step 2: Convert to fraction form
    37,916.44/52,325.72 = 20,920.92/x
  3. Step 3: Cross multiply
    37,916.44x = 52,325.72 × 20,920.92
  4. Step 4: Simplify right side
    37,916.44x = 1,094,702,202.06
  5. Step 5: Solve for x
    x = 1,094,702,202.06/37,916.44
  6. Step 6: Final answer
    x = 28,871.44

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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.