Home / 17,311.63-23,889.35-9,759.53

Finding the Fourth Proportional to 17,311.63, 23,889.35 and 9,759.53

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Solution

The fourth proportional to 17,311.63, 23,889.35 and 9,759.53 is: 13,467.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,311.63 : 23,889.35 = 9,759.53 : x
  2. Step 2: Convert to fraction form
    17,311.63/23,889.35 = 9,759.53/x
  3. Step 3: Cross multiply
    17,311.63x = 23,889.35 × 9,759.53
  4. Step 4: Simplify right side
    17,311.63x = 233,148,732.96
  5. Step 5: Solve for x
    x = 233,148,732.96/17,311.63
  6. Step 6: Final answer
    x = 13,467.75

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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.