Home / 25,604-38,421.12-10,811.96

Finding the Fourth Proportional to 25,604, 38,421.12 and 10,811.96

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Solution

The fourth proportional to 25,604, 38,421.12 and 10,811.96 is: 16,224.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,604 : 38,421.12 = 10,811.96 : x
  2. Step 2: Convert to fraction form
    25,604/38,421.12 = 10,811.96/x
  3. Step 3: Cross multiply
    25,604x = 38,421.12 × 10,811.96
  4. Step 4: Simplify right side
    25,604x = 415,407,612.60
  5. Step 5: Solve for x
    x = 415,407,612.60/25,604
  6. Step 6: Final answer
    x = 16,224.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.