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Finding the Fourth Proportional to 14,355.94, 21,528.27 and 6,039.94

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Solution

The fourth proportional to 14,355.94, 21,528.27 and 6,039.94 is: 9,057.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,355.94 : 21,528.27 = 6,039.94 : x
  2. Step 2: Convert to fraction form
    14,355.94/21,528.27 = 6,039.94/x
  3. Step 3: Cross multiply
    14,355.94x = 21,528.27 × 6,039.94
  4. Step 4: Simplify right side
    14,355.94x = 130,029,459.10
  5. Step 5: Solve for x
    x = 130,029,459.10/14,355.94
  6. Step 6: Final answer
    x = 9,057.54

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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.