Home / 14,736.96-21,971.40-13,074.84

Finding the Fourth Proportional to 14,736.96, 21,971.40 and 13,074.84

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Solution

The fourth proportional to 14,736.96, 21,971.40 and 13,074.84 is: 19,493.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,736.96 : 21,971.40 = 13,074.84 : x
  2. Step 2: Convert to fraction form
    14,736.96/21,971.40 = 13,074.84/x
  3. Step 3: Cross multiply
    14,736.96x = 21,971.40 × 13,074.84
  4. Step 4: Simplify right side
    14,736.96x = 287,272,539.58
  5. Step 5: Solve for x
    x = 287,272,539.58/14,736.96
  6. Step 6: Final answer
    x = 19,493.34

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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.