Home / 38,015.68-57,030.37-13,049.28

Finding the Fourth Proportional to 38,015.68, 57,030.37 and 13,049.28

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Solution

The fourth proportional to 38,015.68, 57,030.37 and 13,049.28 is: 19,576.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,015.68 : 57,030.37 = 13,049.28 : x
  2. Step 2: Convert to fraction form
    38,015.68/57,030.37 = 13,049.28/x
  3. Step 3: Cross multiply
    38,015.68x = 57,030.37 × 13,049.28
  4. Step 4: Simplify right side
    38,015.68x = 744,205,266.63
  5. Step 5: Solve for x
    x = 744,205,266.63/38,015.68
  6. Step 6: Final answer
    x = 19,576.27

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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.