Home / 15,481.11-23,230.88-10,740.99

Finding the Fourth Proportional to 15,481.11, 23,230.88 and 10,740.99

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Solution

The fourth proportional to 15,481.11, 23,230.88 and 10,740.99 is: 16,117.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,481.11 : 23,230.88 = 10,740.99 : x
  2. Step 2: Convert to fraction form
    15,481.11/23,230.88 = 10,740.99/x
  3. Step 3: Cross multiply
    15,481.11x = 23,230.88 × 10,740.99
  4. Step 4: Simplify right side
    15,481.11x = 249,522,649.77
  5. Step 5: Solve for x
    x = 249,522,649.77/15,481.11
  6. Step 6: Final answer
    x = 16,117.88

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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.