Home / 23,239.68-32,071.06-12,629.48

Finding the Fourth Proportional to 23,239.68, 32,071.06 and 12,629.48

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Solution

The fourth proportional to 23,239.68, 32,071.06 and 12,629.48 is: 17,428.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,239.68 : 32,071.06 = 12,629.48 : x
  2. Step 2: Convert to fraction form
    23,239.68/32,071.06 = 12,629.48/x
  3. Step 3: Cross multiply
    23,239.68x = 32,071.06 × 12,629.48
  4. Step 4: Simplify right side
    23,239.68x = 405,040,810.85
  5. Step 5: Solve for x
    x = 405,040,810.85/23,239.68
  6. Step 6: Final answer
    x = 17,428.85

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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.