Home / 31,901.40-44,023.86-19,797.37

Finding the Fourth Proportional to 31,901.40, 44,023.86 and 19,797.37

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Solution

The fourth proportional to 31,901.40, 44,023.86 and 19,797.37 is: 27,320.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,901.40 : 44,023.86 = 19,797.37 : x
  2. Step 2: Convert to fraction form
    31,901.40/44,023.86 = 19,797.37/x
  3. Step 3: Cross multiply
    31,901.40x = 44,023.86 × 19,797.37
  4. Step 4: Simplify right side
    31,901.40x = 871,556,645.25
  5. Step 5: Solve for x
    x = 871,556,645.25/31,901.40
  6. Step 6: Final answer
    x = 27,320.33

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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.