Home / 38,999.08-53,819.94-22,237.48

Finding the Fourth Proportional to 38,999.08, 53,819.94 and 22,237.48

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Solution

The fourth proportional to 38,999.08, 53,819.94 and 22,237.48 is: 30,688.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,999.08 : 53,819.94 = 22,237.48 : x
  2. Step 2: Convert to fraction form
    38,999.08/53,819.94 = 22,237.48/x
  3. Step 3: Cross multiply
    38,999.08x = 53,819.94 × 22,237.48
  4. Step 4: Simplify right side
    38,999.08x = 1,196,819,839.35
  5. Step 5: Solve for x
    x = 1,196,819,839.35/38,999.08
  6. Step 6: Final answer
    x = 30,688.41

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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.