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Finding the Fourth Proportional to 12,063.84, 18,107.44 and 5,828.24

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Solution

The fourth proportional to 12,063.84, 18,107.44 and 5,828.24 is: 8,748.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,063.84 : 18,107.44 = 5,828.24 : x
  2. Step 2: Convert to fraction form
    12,063.84/18,107.44 = 5,828.24/x
  3. Step 3: Cross multiply
    12,063.84x = 18,107.44 × 5,828.24
  4. Step 4: Simplify right side
    12,063.84x = 105,534,506.11
  5. Step 5: Solve for x
    x = 105,534,506.11/12,063.84
  6. Step 6: Final answer
    x = 8,748.00

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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.