Home / 25,963.20-35,829.72-15,352.88

Finding the Fourth Proportional to 25,963.20, 35,829.72 and 15,352.88

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Solution

The fourth proportional to 25,963.20, 35,829.72 and 15,352.88 is: 21,187.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,963.20 : 35,829.72 = 15,352.88 : x
  2. Step 2: Convert to fraction form
    25,963.20/35,829.72 = 15,352.88/x
  3. Step 3: Cross multiply
    25,963.20x = 35,829.72 × 15,352.88
  4. Step 4: Simplify right side
    25,963.20x = 550,089,391.59
  5. Step 5: Solve for x
    x = 550,089,391.59/25,963.20
  6. Step 6: Final answer
    x = 21,187.27

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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.