Home / 38,135.03-52,624.94-20,907.32

Finding the Fourth Proportional to 38,135.03, 52,624.94 and 20,907.32

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Solution

The fourth proportional to 38,135.03, 52,624.94 and 20,907.32 is: 28,851.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,135.03 : 52,624.94 = 20,907.32 : x
  2. Step 2: Convert to fraction form
    38,135.03/52,624.94 = 20,907.32/x
  3. Step 3: Cross multiply
    38,135.03x = 52,624.94 × 20,907.32
  4. Step 4: Simplify right side
    38,135.03x = 1,100,246,092.90
  5. Step 5: Solve for x
    x = 1,100,246,092.90/38,135.03
  6. Step 6: Final answer
    x = 28,851.33

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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.