Home / 26,619.54-36,696.80-20,944.50

Finding the Fourth Proportional to 26,619.54, 36,696.80 and 20,944.50

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Solution

The fourth proportional to 26,619.54, 36,696.80 and 20,944.50 is: 28,873.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,619.54 : 36,696.80 = 20,944.50 : x
  2. Step 2: Convert to fraction form
    26,619.54/36,696.80 = 20,944.50/x
  3. Step 3: Cross multiply
    26,619.54x = 36,696.80 × 20,944.50
  4. Step 4: Simplify right side
    26,619.54x = 768,596,127.60
  5. Step 5: Solve for x
    x = 768,596,127.60/26,619.54
  6. Step 6: Final answer
    x = 28,873.38

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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.