Home / 23,969.76-33,055.92-15,583.20

Finding the Fourth Proportional to 23,969.76, 33,055.92 and 15,583.20

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Solution

The fourth proportional to 23,969.76, 33,055.92 and 15,583.20 is: 21,490.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,969.76 : 33,055.92 = 15,583.20 : x
  2. Step 2: Convert to fraction form
    23,969.76/33,055.92 = 15,583.20/x
  3. Step 3: Cross multiply
    23,969.76x = 33,055.92 × 15,583.20
  4. Step 4: Simplify right side
    23,969.76x = 515,117,012.54
  5. Step 5: Solve for x
    x = 515,117,012.54/23,969.76
  6. Step 6: Final answer
    x = 21,490.29

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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.