Home / 38,013.68-57,027.37-13,047.28

Finding the Fourth Proportional to 38,013.68, 57,027.37 and 13,047.28

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Solution

The fourth proportional to 38,013.68, 57,027.37 and 13,047.28 is: 19,573.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,013.68 : 57,027.37 = 13,047.28 : x
  2. Step 2: Convert to fraction form
    38,013.68/57,027.37 = 13,047.28/x
  3. Step 3: Cross multiply
    38,013.68x = 57,027.37 × 13,047.28
  4. Step 4: Simplify right side
    38,013.68x = 744,052,064.05
  5. Step 5: Solve for x
    x = 744,052,064.05/38,013.68
  6. Step 6: Final answer
    x = 19,573.27

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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.