Home / 23,012.70-34,529.37-13,670.97

Finding the Fourth Proportional to 23,012.70, 34,529.37 and 13,670.97

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Solution

The fourth proportional to 23,012.70, 34,529.37 and 13,670.97 is: 20,512.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,012.70 : 34,529.37 = 13,670.97 : x
  2. Step 2: Convert to fraction form
    23,012.70/34,529.37 = 13,670.97/x
  3. Step 3: Cross multiply
    23,012.70x = 34,529.37 × 13,670.97
  4. Step 4: Simplify right side
    23,012.70x = 472,049,981.39
  5. Step 5: Solve for x
    x = 472,049,981.39/23,012.70
  6. Step 6: Final answer
    x = 20,512.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.