Home / 14,104.09-19,552.74-13,355.07

Finding the Fourth Proportional to 14,104.09, 19,552.74 and 13,355.07

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Solution

The fourth proportional to 14,104.09, 19,552.74 and 13,355.07 is: 18,514.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,104.09 : 19,552.74 = 13,355.07 : x
  2. Step 2: Convert to fraction form
    14,104.09/19,552.74 = 13,355.07/x
  3. Step 3: Cross multiply
    14,104.09x = 19,552.74 × 13,355.07
  4. Step 4: Simplify right side
    14,104.09x = 261,128,211.39
  5. Step 5: Solve for x
    x = 261,128,211.39/14,104.09
  6. Step 6: Final answer
    x = 18,514.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.