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Finding the Fourth Proportional to 65,035.99, 97,554.03 and 18,288.87

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Solution

The fourth proportional to 65,035.99, 97,554.03 and 18,288.87 is: 27,433.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,035.99 : 97,554.03 = 18,288.87 : x
  2. Step 2: Convert to fraction form
    65,035.99/97,554.03 = 18,288.87/x
  3. Step 3: Cross multiply
    65,035.99x = 97,554.03 × 18,288.87
  4. Step 4: Simplify right side
    65,035.99x = 1,784,152,972.65
  5. Step 5: Solve for x
    x = 1,784,152,972.65/65,035.99
  6. Step 6: Final answer
    x = 27,433.32

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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.