Home / 45,802.23-68,692.30-19,133.82

Finding the Fourth Proportional to 45,802.23, 68,692.30 and 19,133.82

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Solution

The fourth proportional to 45,802.23, 68,692.30 and 19,133.82 is: 28,696.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,802.23 : 68,692.30 = 19,133.82 : x
  2. Step 2: Convert to fraction form
    45,802.23/68,692.30 = 19,133.82/x
  3. Step 3: Cross multiply
    45,802.23x = 68,692.30 × 19,133.82
  4. Step 4: Simplify right side
    45,802.23x = 1,314,346,163.38
  5. Step 5: Solve for x
    x = 1,314,346,163.38/45,802.23
  6. Step 6: Final answer
    x = 28,696.11

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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.