Home / 23,168.51-34,759.25-9,119.87

Finding the Fourth Proportional to 23,168.51, 34,759.25 and 9,119.87

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Solution

The fourth proportional to 23,168.51, 34,759.25 and 9,119.87 is: 13,682.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,168.51 : 34,759.25 = 9,119.87 : x
  2. Step 2: Convert to fraction form
    23,168.51/34,759.25 = 9,119.87/x
  3. Step 3: Cross multiply
    23,168.51x = 34,759.25 × 9,119.87
  4. Step 4: Simplify right side
    23,168.51x = 316,999,841.30
  5. Step 5: Solve for x
    x = 316,999,841.30/23,168.51
  6. Step 6: Final answer
    x = 13,682.36

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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.