Home / 21,703.23-32,494.92-11,150.49

Finding the Fourth Proportional to 21,703.23, 32,494.92 and 11,150.49

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Solution

The fourth proportional to 21,703.23, 32,494.92 and 11,150.49 is: 16,694.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,703.23 : 32,494.92 = 11,150.49 : x
  2. Step 2: Convert to fraction form
    21,703.23/32,494.92 = 11,150.49/x
  3. Step 3: Cross multiply
    21,703.23x = 32,494.92 × 11,150.49
  4. Step 4: Simplify right side
    21,703.23x = 362,334,280.51
  5. Step 5: Solve for x
    x = 362,334,280.51/21,703.23
  6. Step 6: Final answer
    x = 16,694.95

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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.