Home / 16,973.50-23,418.63-11,005.42

Finding the Fourth Proportional to 16,973.50, 23,418.63 and 11,005.42

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Solution

The fourth proportional to 16,973.50, 23,418.63 and 11,005.42 is: 15,184.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,973.50 : 23,418.63 = 11,005.42 : x
  2. Step 2: Convert to fraction form
    16,973.50/23,418.63 = 11,005.42/x
  3. Step 3: Cross multiply
    16,973.50x = 23,418.63 × 11,005.42
  4. Step 4: Simplify right side
    16,973.50x = 257,731,741.88
  5. Step 5: Solve for x
    x = 257,731,741.88/16,973.50
  6. Step 6: Final answer
    x = 15,184.36

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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.