Home / 25,954.14-35,819.37-15,889.23

Finding the Fourth Proportional to 25,954.14, 35,819.37 and 15,889.23

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Solution

The fourth proportional to 25,954.14, 35,819.37 and 15,889.23 is: 21,928.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,954.14 : 35,819.37 = 15,889.23 : x
  2. Step 2: Convert to fraction form
    25,954.14/35,819.37 = 15,889.23/x
  3. Step 3: Cross multiply
    25,954.14x = 35,819.37 × 15,889.23
  4. Step 4: Simplify right side
    25,954.14x = 569,142,208.39
  5. Step 5: Solve for x
    x = 569,142,208.39/25,954.14
  6. Step 6: Final answer
    x = 21,928.76

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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.