Home / 15,661.64-23,486.82-4,566.12

Finding the Fourth Proportional to 15,661.64, 23,486.82 and 4,566.12

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Solution

The fourth proportional to 15,661.64, 23,486.82 and 4,566.12 is: 6,847.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,661.64 : 23,486.82 = 4,566.12 : x
  2. Step 2: Convert to fraction form
    15,661.64/23,486.82 = 4,566.12/x
  3. Step 3: Cross multiply
    15,661.64x = 23,486.82 × 4,566.12
  4. Step 4: Simplify right side
    15,661.64x = 107,243,638.54
  5. Step 5: Solve for x
    x = 107,243,638.54/15,661.64
  6. Step 6: Final answer
    x = 6,847.54

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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.