Home / 18,548.32-27,822.48-4,696.96

Finding the Fourth Proportional to 18,548.32, 27,822.48 and 4,696.96

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Solution

The fourth proportional to 18,548.32, 27,822.48 and 4,696.96 is: 7,045.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,548.32 : 27,822.48 = 4,696.96 : x
  2. Step 2: Convert to fraction form
    18,548.32/27,822.48 = 4,696.96/x
  3. Step 3: Cross multiply
    18,548.32x = 27,822.48 × 4,696.96
  4. Step 4: Simplify right side
    18,548.32x = 130,681,075.66
  5. Step 5: Solve for x
    x = 130,681,075.66/18,548.32
  6. Step 6: Final answer
    x = 7,045.44

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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.