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Finding the Fourth Proportional to 22,554.34, 33,831.11 and 7,762.93

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Solution

The fourth proportional to 22,554.34, 33,831.11 and 7,762.93 is: 11,644.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,554.34 : 33,831.11 = 7,762.93 : x
  2. Step 2: Convert to fraction form
    22,554.34/33,831.11 = 7,762.93/x
  3. Step 3: Cross multiply
    22,554.34x = 33,831.11 × 7,762.93
  4. Step 4: Simplify right side
    22,554.34x = 262,628,663.88
  5. Step 5: Solve for x
    x = 262,628,663.88/22,554.34
  6. Step 6: Final answer
    x = 11,644.26

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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.