Home / 23,732.51-32,749.26-13,120.70

Finding the Fourth Proportional to 23,732.51, 32,749.26 and 13,120.70

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Solution

The fourth proportional to 23,732.51, 32,749.26 and 13,120.70 is: 18,105.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,732.51 : 32,749.26 = 13,120.70 : x
  2. Step 2: Convert to fraction form
    23,732.51/32,749.26 = 13,120.70/x
  3. Step 3: Cross multiply
    23,732.51x = 32,749.26 × 13,120.70
  4. Step 4: Simplify right side
    23,732.51x = 429,693,215.68
  5. Step 5: Solve for x
    x = 429,693,215.68/23,732.51
  6. Step 6: Final answer
    x = 18,105.68

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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.