Home / 25,771.59-38,651.07-18,833.34

Finding the Fourth Proportional to 25,771.59, 38,651.07 and 18,833.34

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Solution

The fourth proportional to 25,771.59, 38,651.07 and 18,833.34 is: 28,245.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,771.59 : 38,651.07 = 18,833.34 : x
  2. Step 2: Convert to fraction form
    25,771.59/38,651.07 = 18,833.34/x
  3. Step 3: Cross multiply
    25,771.59x = 38,651.07 × 18,833.34
  4. Step 4: Simplify right side
    25,771.59x = 727,928,742.67
  5. Step 5: Solve for x
    x = 727,928,742.67/25,771.59
  6. Step 6: Final answer
    x = 28,245.40

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1.5x scale

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.