Home / 35,922.44-53,883.94-13,438.20

Finding the Fourth Proportional to 35,922.44, 53,883.94 and 13,438.20

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Solution

The fourth proportional to 35,922.44, 53,883.94 and 13,438.20 is: 20,157.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,922.44 : 53,883.94 = 13,438.20 : x
  2. Step 2: Convert to fraction form
    35,922.44/53,883.94 = 13,438.20/x
  3. Step 3: Cross multiply
    35,922.44x = 53,883.94 × 13,438.20
  4. Step 4: Simplify right side
    35,922.44x = 724,103,162.51
  5. Step 5: Solve for x
    x = 724,103,162.51/35,922.44
  6. Step 6: Final answer
    x = 20,157.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.