Home / 21,914.63-32,895.35-9,440.84

Finding the Fourth Proportional to 21,914.63, 32,895.35 and 9,440.84

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Solution

The fourth proportional to 21,914.63, 32,895.35 and 9,440.84 is: 14,171.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,914.63 : 32,895.35 = 9,440.84 : x
  2. Step 2: Convert to fraction form
    21,914.63/32,895.35 = 9,440.84/x
  3. Step 3: Cross multiply
    21,914.63x = 32,895.35 × 9,440.84
  4. Step 4: Simplify right side
    21,914.63x = 310,559,524.41
  5. Step 5: Solve for x
    x = 310,559,524.41/21,914.63
  6. Step 6: Final answer
    x = 14,171.34

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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.