Home / 23,008.14-31,750.88-12,936.59

Finding the Fourth Proportional to 23,008.14, 31,750.88 and 12,936.59

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Solution

The fourth proportional to 23,008.14, 31,750.88 and 12,936.59 is: 17,852.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,008.14 : 31,750.88 = 12,936.59 : x
  2. Step 2: Convert to fraction form
    23,008.14/31,750.88 = 12,936.59/x
  3. Step 3: Cross multiply
    23,008.14x = 31,750.88 × 12,936.59
  4. Step 4: Simplify right side
    23,008.14x = 410,747,893.26
  5. Step 5: Solve for x
    x = 410,747,893.26/23,008.14
  6. Step 6: Final answer
    x = 17,852.29

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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.