Home / 16,843.46-23,254.79-15,071.99

Finding the Fourth Proportional to 16,843.46, 23,254.79 and 15,071.99

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Solution

The fourth proportional to 16,843.46, 23,254.79 and 15,071.99 is: 20,809.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,843.46 : 23,254.79 = 15,071.99 : x
  2. Step 2: Convert to fraction form
    16,843.46/23,254.79 = 15,071.99/x
  3. Step 3: Cross multiply
    16,843.46x = 23,254.79 × 15,071.99
  4. Step 4: Simplify right side
    16,843.46x = 350,495,770.70
  5. Step 5: Solve for x
    x = 350,495,770.70/16,843.46
  6. Step 6: Final answer
    x = 20,809.02

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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.