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Finding the Fourth Proportional to 23,831.01, 35,715.53 and 11,355.09

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Solution

The fourth proportional to 23,831.01, 35,715.53 and 11,355.09 is: 17,017.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,831.01 : 35,715.53 = 11,355.09 : x
  2. Step 2: Convert to fraction form
    23,831.01/35,715.53 = 11,355.09/x
  3. Step 3: Cross multiply
    23,831.01x = 35,715.53 × 11,355.09
  4. Step 4: Simplify right side
    23,831.01x = 405,552,952.00
  5. Step 5: Solve for x
    x = 405,552,952.00/23,831.01
  6. Step 6: Final answer
    x = 17,017.87

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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.