Home / 26,008.87-35,928.98-20,696.89

Finding the Fourth Proportional to 26,008.87, 35,928.98 and 20,696.89

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Solution

The fourth proportional to 26,008.87, 35,928.98 and 20,696.89 is: 28,590.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,008.87 : 35,928.98 = 20,696.89 : x
  2. Step 2: Convert to fraction form
    26,008.87/35,928.98 = 20,696.89/x
  3. Step 3: Cross multiply
    26,008.87x = 35,928.98 × 20,696.89
  4. Step 4: Simplify right side
    26,008.87x = 743,618,031.18
  5. Step 5: Solve for x
    x = 743,618,031.18/26,008.87
  6. Step 6: Final answer
    x = 28,590.94

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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.