Home / 28,275.08-42,611.21-25,467.44

Finding the Fourth Proportional to 28,275.08, 42,611.21 and 25,467.44

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Solution

The fourth proportional to 28,275.08, 42,611.21 and 25,467.44 is: 38,380.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,275.08 : 42,611.21 = 25,467.44 : x
  2. Step 2: Convert to fraction form
    28,275.08/42,611.21 = 25,467.44/x
  3. Step 3: Cross multiply
    28,275.08x = 42,611.21 × 25,467.44
  4. Step 4: Simplify right side
    28,275.08x = 1,085,198,237.33
  5. Step 5: Solve for x
    x = 1,085,198,237.33/28,275.08
  6. Step 6: Final answer
    x = 38,380.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.