Home / 23,239.54-32,070.16-12,629.22

Finding the Fourth Proportional to 23,239.54, 32,070.16 and 12,629.22

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Solution

The fourth proportional to 23,239.54, 32,070.16 and 12,629.22 is: 17,428.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,239.54 : 32,070.16 = 12,629.22 : x
  2. Step 2: Convert to fraction form
    23,239.54/32,070.16 = 12,629.22/x
  3. Step 3: Cross multiply
    23,239.54x = 32,070.16 × 12,629.22
  4. Step 4: Simplify right side
    23,239.54x = 405,020,882.58
  5. Step 5: Solve for x
    x = 405,020,882.58/23,239.54
  6. Step 6: Final answer
    x = 17,428.09

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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.