Home / 18,317.40-25,277.04-10,361.04

Finding the Fourth Proportional to 18,317.40, 25,277.04 and 10,361.04

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Solution

The fourth proportional to 18,317.40, 25,277.04 and 10,361.04 is: 14,297.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,317.40 : 25,277.04 = 10,361.04 : x
  2. Step 2: Convert to fraction form
    18,317.40/25,277.04 = 10,361.04/x
  3. Step 3: Cross multiply
    18,317.40x = 25,277.04 × 10,361.04
  4. Step 4: Simplify right side
    18,317.40x = 261,896,422.52
  5. Step 5: Solve for x
    x = 261,896,422.52/18,317.40
  6. Step 6: Final answer
    x = 14,297.69

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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.