Home / 23,824.40-32,876.83-13,215.02

Finding the Fourth Proportional to 23,824.40, 32,876.83 and 13,215.02

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Solution

The fourth proportional to 23,824.40, 32,876.83 and 13,215.02 is: 18,236.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,824.40 : 32,876.83 = 13,215.02 : x
  2. Step 2: Convert to fraction form
    23,824.40/32,876.83 = 13,215.02/x
  3. Step 3: Cross multiply
    23,824.40x = 32,876.83 × 13,215.02
  4. Step 4: Simplify right side
    23,824.40x = 434,467,735.53
  5. Step 5: Solve for x
    x = 434,467,735.53/23,824.40
  6. Step 6: Final answer
    x = 18,236.25

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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.