Home / 18,940.34-26,134.98-10,556.84

Finding the Fourth Proportional to 18,940.34, 26,134.98 and 10,556.84

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Solution

The fourth proportional to 18,940.34, 26,134.98 and 10,556.84 is: 14,566.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,940.34 : 26,134.98 = 10,556.84 : x
  2. Step 2: Convert to fraction form
    18,940.34/26,134.98 = 10,556.84/x
  3. Step 3: Cross multiply
    18,940.34x = 26,134.98 × 10,556.84
  4. Step 4: Simplify right side
    18,940.34x = 275,902,802.26
  5. Step 5: Solve for x
    x = 275,902,802.26/18,940.34
  6. Step 6: Final answer
    x = 14,566.94

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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.