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Finding the Fourth Proportional to 45,998.56, 68,983.25 and 19,696.24

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Solution

The fourth proportional to 45,998.56, 68,983.25 and 19,696.24 is: 29,538.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,998.56 : 68,983.25 = 19,696.24 : x
  2. Step 2: Convert to fraction form
    45,998.56/68,983.25 = 19,696.24/x
  3. Step 3: Cross multiply
    45,998.56x = 68,983.25 × 19,696.24
  4. Step 4: Simplify right side
    45,998.56x = 1,358,710,647.98
  5. Step 5: Solve for x
    x = 1,358,710,647.98/45,998.56
  6. Step 6: Final answer
    x = 29,538.11

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1.5x scale

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.