Home / 25,955.37-35,819.08-15,883.63

Finding the Fourth Proportional to 25,955.37, 35,819.08 and 15,883.63

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Solution

The fourth proportional to 25,955.37, 35,819.08 and 15,883.63 is: 21,919.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,955.37 : 35,819.08 = 15,883.63 : x
  2. Step 2: Convert to fraction form
    25,955.37/35,819.08 = 15,883.63/x
  3. Step 3: Cross multiply
    25,955.37x = 35,819.08 × 15,883.63
  4. Step 4: Simplify right side
    25,955.37x = 568,936,884.40
  5. Step 5: Solve for x
    x = 568,936,884.40/25,955.37
  6. Step 6: Final answer
    x = 21,919.81

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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.