Home / 14,669.10-21,896.33-12,602.39

Finding the Fourth Proportional to 14,669.10, 21,896.33 and 12,602.39

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Solution

The fourth proportional to 14,669.10, 21,896.33 and 12,602.39 is: 18,811.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,669.10 : 21,896.33 = 12,602.39 : x
  2. Step 2: Convert to fraction form
    14,669.10/21,896.33 = 12,602.39/x
  3. Step 3: Cross multiply
    14,669.10x = 21,896.33 × 12,602.39
  4. Step 4: Simplify right side
    14,669.10x = 275,945,917.74
  5. Step 5: Solve for x
    x = 275,945,917.74/14,669.10
  6. Step 6: Final answer
    x = 18,811.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.