Home / 14,954.81-20,637.37-8,241.06

Finding the Fourth Proportional to 14,954.81, 20,637.37 and 8,241.06

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Solution

The fourth proportional to 14,954.81, 20,637.37 and 8,241.06 is: 11,372.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,954.81 : 20,637.37 = 8,241.06 : x
  2. Step 2: Convert to fraction form
    14,954.81/20,637.37 = 8,241.06/x
  3. Step 3: Cross multiply
    14,954.81x = 20,637.37 × 8,241.06
  4. Step 4: Simplify right side
    14,954.81x = 170,073,804.41
  5. Step 5: Solve for x
    x = 170,073,804.41/14,954.81
  6. Step 6: Final answer
    x = 11,372.52

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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.