Home / 14,299.83-21,448.89-8,493.39

Finding the Fourth Proportional to 14,299.83, 21,448.89 and 8,493.39

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Solution

The fourth proportional to 14,299.83, 21,448.89 and 8,493.39 is: 12,739.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,299.83 : 21,448.89 = 8,493.39 : x
  2. Step 2: Convert to fraction form
    14,299.83/21,448.89 = 8,493.39/x
  3. Step 3: Cross multiply
    14,299.83x = 21,448.89 × 8,493.39
  4. Step 4: Simplify right side
    14,299.83x = 182,173,787.84
  5. Step 5: Solve for x
    x = 182,173,787.84/14,299.83
  6. Step 6: Final answer
    x = 12,739.58

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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.