Home / 25,766.51-38,645.20-11,723.23

Finding the Fourth Proportional to 25,766.51, 38,645.20 and 11,723.23

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Solution

The fourth proportional to 25,766.51, 38,645.20 and 11,723.23 is: 17,582.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,766.51 : 38,645.20 = 11,723.23 : x
  2. Step 2: Convert to fraction form
    25,766.51/38,645.20 = 11,723.23/x
  3. Step 3: Cross multiply
    25,766.51x = 38,645.20 × 11,723.23
  4. Step 4: Simplify right side
    25,766.51x = 453,046,630.96
  5. Step 5: Solve for x
    x = 453,046,630.96/25,766.51
  6. Step 6: Final answer
    x = 17,582.77

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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.