Home / 20,024.10-27,633.84-10,949.99

Finding the Fourth Proportional to 20,024.10, 27,633.84 and 10,949.99

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Solution

The fourth proportional to 20,024.10, 27,633.84 and 10,949.99 is: 15,111.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024.10 : 27,633.84 = 10,949.99 : x
  2. Step 2: Convert to fraction form
    20,024.10/27,633.84 = 10,949.99/x
  3. Step 3: Cross multiply
    20,024.10x = 27,633.84 × 10,949.99
  4. Step 4: Simplify right side
    20,024.10x = 302,590,340.75
  5. Step 5: Solve for x
    x = 302,590,340.75/20,024.10
  6. Step 6: Final answer
    x = 15,111.31

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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.