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Finding the Fourth Proportional to 23,665.99, 35,480.28 and 11,813.68

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Solution

The fourth proportional to 23,665.99, 35,480.28 and 11,813.68 is: 17,711.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,665.99 : 35,480.28 = 11,813.68 : x
  2. Step 2: Convert to fraction form
    23,665.99/35,480.28 = 11,813.68/x
  3. Step 3: Cross multiply
    23,665.99x = 35,480.28 × 11,813.68
  4. Step 4: Simplify right side
    23,665.99x = 419,152,674.23
  5. Step 5: Solve for x
    x = 419,152,674.23/23,665.99
  6. Step 6: Final answer
    x = 17,711.18

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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.