Home / 15,623.64-23,435.61-3,936.86

Finding the Fourth Proportional to 15,623.64, 23,435.61 and 3,936.86

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Solution

The fourth proportional to 15,623.64, 23,435.61 and 3,936.86 is: 5,905.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,623.64 : 23,435.61 = 3,936.86 : x
  2. Step 2: Convert to fraction form
    15,623.64/23,435.61 = 3,936.86/x
  3. Step 3: Cross multiply
    15,623.64x = 23,435.61 × 3,936.86
  4. Step 4: Simplify right side
    15,623.64x = 92,262,583.64
  5. Step 5: Solve for x
    x = 92,262,583.64/15,623.64
  6. Step 6: Final answer
    x = 5,905.32

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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.