Home / 22,694.04-31,317.98-13,133.88

Finding the Fourth Proportional to 22,694.04, 31,317.98 and 13,133.88

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Solution

The fourth proportional to 22,694.04, 31,317.98 and 13,133.88 is: 18,124.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,694.04 : 31,317.98 = 13,133.88 : x
  2. Step 2: Convert to fraction form
    22,694.04/31,317.98 = 13,133.88/x
  3. Step 3: Cross multiply
    22,694.04x = 31,317.98 × 13,133.88
  4. Step 4: Simplify right side
    22,694.04x = 411,326,525.49
  5. Step 5: Solve for x
    x = 411,326,525.49/22,694.04
  6. Step 6: Final answer
    x = 18,124.87

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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.