Home / 26,621.56-39,898.42-14,147.56

Finding the Fourth Proportional to 26,621.56, 39,898.42 and 14,147.56

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Solution

The fourth proportional to 26,621.56, 39,898.42 and 14,147.56 is: 21,203.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,621.56 : 39,898.42 = 14,147.56 : x
  2. Step 2: Convert to fraction form
    26,621.56/39,898.42 = 14,147.56/x
  3. Step 3: Cross multiply
    26,621.56x = 39,898.42 × 14,147.56
  4. Step 4: Simplify right side
    26,621.56x = 564,465,220.12
  5. Step 5: Solve for x
    x = 564,465,220.12/26,621.56
  6. Step 6: Final answer
    x = 21,203.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.