Home / 38,071.45-57,120.69-17,009.56

Finding the Fourth Proportional to 38,071.45, 57,120.69 and 17,009.56

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Solution

The fourth proportional to 38,071.45, 57,120.69 and 17,009.56 is: 25,520.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,071.45 : 57,120.69 = 17,009.56 : x
  2. Step 2: Convert to fraction form
    38,071.45/57,120.69 = 17,009.56/x
  3. Step 3: Cross multiply
    38,071.45x = 57,120.69 × 17,009.56
  4. Step 4: Simplify right side
    38,071.45x = 971,597,518.19
  5. Step 5: Solve for x
    x = 971,597,518.19/38,071.45
  6. Step 6: Final answer
    x = 25,520.37

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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.