Home / 25,489.58-35,173.03-14,885.36

Finding the Fourth Proportional to 25,489.58, 35,173.03 and 14,885.36

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Solution

The fourth proportional to 25,489.58, 35,173.03 and 14,885.36 is: 20,540.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,489.58 : 35,173.03 = 14,885.36 : x
  2. Step 2: Convert to fraction form
    25,489.58/35,173.03 = 14,885.36/x
  3. Step 3: Cross multiply
    25,489.58x = 35,173.03 × 14,885.36
  4. Step 4: Simplify right side
    25,489.58x = 523,562,963.55
  5. Step 5: Solve for x
    x = 523,562,963.55/25,489.58
  6. Step 6: Final answer
    x = 20,540.27

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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.