Home / 37,877.08-52,268-20,880.44

Finding the Fourth Proportional to 37,877.08, 52,268 and 20,880.44

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Solution

The fourth proportional to 37,877.08, 52,268 and 20,880.44 is: 28,813.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,877.08 : 52,268 = 20,880.44 : x
  2. Step 2: Convert to fraction form
    37,877.08/52,268 = 20,880.44/x
  3. Step 3: Cross multiply
    37,877.08x = 52,268 × 20,880.44
  4. Step 4: Simplify right side
    37,877.08x = 1,091,378,837.92
  5. Step 5: Solve for x
    x = 1,091,378,837.92/37,877.08
  6. Step 6: Final answer
    x = 28,813.70

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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.