Home / 30,248.03-41,743.01-16,819.85

Finding the Fourth Proportional to 30,248.03, 41,743.01 and 16,819.85

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Solution

The fourth proportional to 30,248.03, 41,743.01 and 16,819.85 is: 23,211.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,248.03 : 41,743.01 = 16,819.85 : x
  2. Step 2: Convert to fraction form
    30,248.03/41,743.01 = 16,819.85/x
  3. Step 3: Cross multiply
    30,248.03x = 41,743.01 × 16,819.85
  4. Step 4: Simplify right side
    30,248.03x = 702,111,166.75
  5. Step 5: Solve for x
    x = 702,111,166.75/30,248.03
  6. Step 6: Final answer
    x = 23,211.80

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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.