Home / 11,374.54-15,583.21-10,948.42

Finding the Fourth Proportional to 11,374.54, 15,583.21 and 10,948.42

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Solution

The fourth proportional to 11,374.54, 15,583.21 and 10,948.42 is: 14,999.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,374.54 : 15,583.21 = 10,948.42 : x
  2. Step 2: Convert to fraction form
    11,374.54/15,583.21 = 10,948.42/x
  3. Step 3: Cross multiply
    11,374.54x = 15,583.21 × 10,948.42
  4. Step 4: Simplify right side
    11,374.54x = 170,611,528.03
  5. Step 5: Solve for x
    x = 170,611,528.03/11,374.54
  6. Step 6: Final answer
    x = 14,999.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.