Home / 15,202.89-20,994.48-14,374.58

Finding the Fourth Proportional to 15,202.89, 20,994.48 and 14,374.58

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Solution

The fourth proportional to 15,202.89, 20,994.48 and 14,374.58 is: 19,850.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,202.89 : 20,994.48 = 14,374.58 : x
  2. Step 2: Convert to fraction form
    15,202.89/20,994.48 = 14,374.58/x
  3. Step 3: Cross multiply
    15,202.89x = 20,994.48 × 14,374.58
  4. Step 4: Simplify right side
    15,202.89x = 301,786,727.35
  5. Step 5: Solve for x
    x = 301,786,727.35/15,202.89
  6. Step 6: Final answer
    x = 19,850.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.