Home / 39,929.54-55,100.21-22,024.67

Finding the Fourth Proportional to 39,929.54, 55,100.21 and 22,024.67

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Solution

The fourth proportional to 39,929.54, 55,100.21 and 22,024.67 is: 30,392.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,929.54 : 55,100.21 = 22,024.67 : x
  2. Step 2: Convert to fraction form
    39,929.54/55,100.21 = 22,024.67/x
  3. Step 3: Cross multiply
    39,929.54x = 55,100.21 × 22,024.67
  4. Step 4: Simplify right side
    39,929.54x = 1,213,563,556.56
  5. Step 5: Solve for x
    x = 1,213,563,556.56/39,929.54
  6. Step 6: Final answer
    x = 30,392.63

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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.