Home / 25,954.07-35,819.42-15,889.28

Finding the Fourth Proportional to 25,954.07, 35,819.42 and 15,889.28

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Solution

The fourth proportional to 25,954.07, 35,819.42 and 15,889.28 is: 21,928.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,954.07 : 35,819.42 = 15,889.28 : x
  2. Step 2: Convert to fraction form
    25,954.07/35,819.42 = 15,889.28/x
  3. Step 3: Cross multiply
    25,954.07x = 35,819.42 × 15,889.28
  4. Step 4: Simplify right side
    25,954.07x = 569,144,535.27
  5. Step 5: Solve for x
    x = 569,144,535.27/25,954.07
  6. Step 6: Final answer
    x = 21,928.92

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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.