Home / 21,835.74-32,759.64-8,697.32

Finding the Fourth Proportional to 21,835.74, 32,759.64 and 8,697.32

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Solution

The fourth proportional to 21,835.74, 32,759.64 and 8,697.32 is: 13,048.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,835.74 : 32,759.64 = 8,697.32 : x
  2. Step 2: Convert to fraction form
    21,835.74/32,759.64 = 8,697.32/x
  3. Step 3: Cross multiply
    21,835.74x = 32,759.64 × 8,697.32
  4. Step 4: Simplify right side
    21,835.74x = 284,921,072.16
  5. Step 5: Solve for x
    x = 284,921,072.16/21,835.74
  6. Step 6: Final answer
    x = 13,048.38

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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.