Home / 25,488.69-38,245.55-11,458.62

Finding the Fourth Proportional to 25,488.69, 38,245.55 and 11,458.62

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Solution

The fourth proportional to 25,488.69, 38,245.55 and 11,458.62 is: 17,193.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,488.69 : 38,245.55 = 11,458.62 : x
  2. Step 2: Convert to fraction form
    25,488.69/38,245.55 = 11,458.62/x
  3. Step 3: Cross multiply
    25,488.69x = 38,245.55 × 11,458.62
  4. Step 4: Simplify right side
    25,488.69x = 438,241,166.85
  5. Step 5: Solve for x
    x = 438,241,166.85/25,488.69
  6. Step 6: Final answer
    x = 17,193.55

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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.