Home / 23,836.30-32,894-13,081.36

Finding the Fourth Proportional to 23,836.30, 32,894 and 13,081.36

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Solution

The fourth proportional to 23,836.30, 32,894 and 13,081.36 is: 18,052.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,836.30 : 32,894 = 13,081.36 : x
  2. Step 2: Convert to fraction form
    23,836.30/32,894 = 13,081.36/x
  3. Step 3: Cross multiply
    23,836.30x = 32,894 × 13,081.36
  4. Step 4: Simplify right side
    23,836.30x = 430,298,255.84
  5. Step 5: Solve for x
    x = 430,298,255.84/23,836.30
  6. Step 6: Final answer
    x = 18,052.23

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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.