Home / 38,856.43-53,623.85-22,940.54

Finding the Fourth Proportional to 38,856.43, 53,623.85 and 22,940.54

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Solution

The fourth proportional to 38,856.43, 53,623.85 and 22,940.54 is: 31,659.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,856.43 : 53,623.85 = 22,940.54 : x
  2. Step 2: Convert to fraction form
    38,856.43/53,623.85 = 22,940.54/x
  3. Step 3: Cross multiply
    38,856.43x = 53,623.85 × 22,940.54
  4. Step 4: Simplify right side
    38,856.43x = 1,230,160,075.88
  5. Step 5: Solve for x
    x = 1,230,160,075.88/38,856.43
  6. Step 6: Final answer
    x = 31,659.11

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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.