Home / 13,982.53-19,297.25-10,439.59

Finding the Fourth Proportional to 13,982.53, 19,297.25 and 10,439.59

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Solution

The fourth proportional to 13,982.53, 19,297.25 and 10,439.59 is: 14,407.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,982.53 : 19,297.25 = 10,439.59 : x
  2. Step 2: Convert to fraction form
    13,982.53/19,297.25 = 10,439.59/x
  3. Step 3: Cross multiply
    13,982.53x = 19,297.25 × 10,439.59
  4. Step 4: Simplify right side
    13,982.53x = 201,455,378.13
  5. Step 5: Solve for x
    x = 201,455,378.13/13,982.53
  6. Step 6: Final answer
    x = 14,407.65

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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.