Home / 38,880.76-53,636.97-22,954.54

Finding the Fourth Proportional to 38,880.76, 53,636.97 and 22,954.54

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Solution

The fourth proportional to 38,880.76, 53,636.97 and 22,954.54 is: 31,666.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,880.76 : 53,636.97 = 22,954.54 : x
  2. Step 2: Convert to fraction form
    38,880.76/53,636.97 = 22,954.54/x
  3. Step 3: Cross multiply
    38,880.76x = 53,636.97 × 22,954.54
  4. Step 4: Simplify right side
    38,880.76x = 1,231,211,973.34
  5. Step 5: Solve for x
    x = 1,231,211,973.34/38,880.76
  6. Step 6: Final answer
    x = 31,666.36

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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.