Home / 26,980.63-37,230.55-15,042.85

Finding the Fourth Proportional to 26,980.63, 37,230.55 and 15,042.85

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Solution

The fourth proportional to 26,980.63, 37,230.55 and 15,042.85 is: 20,757.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,980.63 : 37,230.55 = 15,042.85 : x
  2. Step 2: Convert to fraction form
    26,980.63/37,230.55 = 15,042.85/x
  3. Step 3: Cross multiply
    26,980.63x = 37,230.55 × 15,042.85
  4. Step 4: Simplify right side
    26,980.63x = 560,053,579.07
  5. Step 5: Solve for x
    x = 560,053,579.07/26,980.63
  6. Step 6: Final answer
    x = 20,757.62

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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.