Home / 30,374.76-41,917.20-17,799.50

Finding the Fourth Proportional to 30,374.76, 41,917.20 and 17,799.50

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Solution

The fourth proportional to 30,374.76, 41,917.20 and 17,799.50 is: 24,563.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,374.76 : 41,917.20 = 17,799.50 : x
  2. Step 2: Convert to fraction form
    30,374.76/41,917.20 = 17,799.50/x
  3. Step 3: Cross multiply
    30,374.76x = 41,917.20 × 17,799.50
  4. Step 4: Simplify right side
    30,374.76x = 746,105,201.40
  5. Step 5: Solve for x
    x = 746,105,201.40/30,374.76
  6. Step 6: Final answer
    x = 24,563.33

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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.