Home / 18,836.68-25,994.60-10,453.16

Finding the Fourth Proportional to 18,836.68, 25,994.60 and 10,453.16

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Solution

The fourth proportional to 18,836.68, 25,994.60 and 10,453.16 is: 14,425.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,836.68 : 25,994.60 = 10,453.16 : x
  2. Step 2: Convert to fraction form
    18,836.68/25,994.60 = 10,453.16/x
  3. Step 3: Cross multiply
    18,836.68x = 25,994.60 × 10,453.16
  4. Step 4: Simplify right side
    18,836.68x = 271,725,712.94
  5. Step 5: Solve for x
    x = 271,725,712.94/18,836.68
  6. Step 6: Final answer
    x = 14,425.35

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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.