Home / 14,734.26-20,332.80-8,361.36

Finding the Fourth Proportional to 14,734.26, 20,332.80 and 8,361.36

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Solution

The fourth proportional to 14,734.26, 20,332.80 and 8,361.36 is: 11,538.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,734.26 : 20,332.80 = 8,361.36 : x
  2. Step 2: Convert to fraction form
    14,734.26/20,332.80 = 8,361.36/x
  3. Step 3: Cross multiply
    14,734.26x = 20,332.80 × 8,361.36
  4. Step 4: Simplify right side
    14,734.26x = 170,009,860.61
  5. Step 5: Solve for x
    x = 170,009,860.61/14,734.26
  6. Step 6: Final answer
    x = 11,538.41

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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.