Home / 23,865.49-32,936.34-13,255.78

Finding the Fourth Proportional to 23,865.49, 32,936.34 and 13,255.78

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Solution

The fourth proportional to 23,865.49, 32,936.34 and 13,255.78 is: 18,294.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,865.49 : 32,936.34 = 13,255.78 : x
  2. Step 2: Convert to fraction form
    23,865.49/32,936.34 = 13,255.78/x
  3. Step 3: Cross multiply
    23,865.49x = 32,936.34 × 13,255.78
  4. Step 4: Simplify right side
    23,865.49x = 436,596,877.05
  5. Step 5: Solve for x
    x = 436,596,877.05/23,865.49
  6. Step 6: Final answer
    x = 18,294.07

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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.