Home / 18,627.05-25,708.98-10,674.60

Finding the Fourth Proportional to 18,627.05, 25,708.98 and 10,674.60

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Solution

The fourth proportional to 18,627.05, 25,708.98 and 10,674.60 is: 14,733.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,627.05 : 25,708.98 = 10,674.60 : x
  2. Step 2: Convert to fraction form
    18,627.05/25,708.98 = 10,674.60/x
  3. Step 3: Cross multiply
    18,627.05x = 25,708.98 × 10,674.60
  4. Step 4: Simplify right side
    18,627.05x = 274,433,077.91
  5. Step 5: Solve for x
    x = 274,433,077.91/18,627.05
  6. Step 6: Final answer
    x = 14,733.04

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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.