Home / 26,907.57-40,305.96-15,780.60

Finding the Fourth Proportional to 26,907.57, 40,305.96 and 15,780.60

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Solution

The fourth proportional to 26,907.57, 40,305.96 and 15,780.60 is: 23,638.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,907.57 : 40,305.96 = 15,780.60 : x
  2. Step 2: Convert to fraction form
    26,907.57/40,305.96 = 15,780.60/x
  3. Step 3: Cross multiply
    26,907.57x = 40,305.96 × 15,780.60
  4. Step 4: Simplify right side
    26,907.57x = 636,052,232.38
  5. Step 5: Solve for x
    x = 636,052,232.38/26,907.57
  6. Step 6: Final answer
    x = 23,638.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.