Home / 21,184.41-29,237.99-11,756.01

Finding the Fourth Proportional to 21,184.41, 29,237.99 and 11,756.01

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Solution

The fourth proportional to 21,184.41, 29,237.99 and 11,756.01 is: 16,225.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,184.41 : 29,237.99 = 11,756.01 : x
  2. Step 2: Convert to fraction form
    21,184.41/29,237.99 = 11,756.01/x
  3. Step 3: Cross multiply
    21,184.41x = 29,237.99 × 11,756.01
  4. Step 4: Simplify right side
    21,184.41x = 343,722,102.82
  5. Step 5: Solve for x
    x = 343,722,102.82/21,184.41
  6. Step 6: Final answer
    x = 16,225.24

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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.