Home / 38,627.63-57,936.58-12,330.17

Finding the Fourth Proportional to 38,627.63, 57,936.58 and 12,330.17

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Solution

The fourth proportional to 38,627.63, 57,936.58 and 12,330.17 is: 18,493.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,627.63 : 57,936.58 = 12,330.17 : x
  2. Step 2: Convert to fraction form
    38,627.63/57,936.58 = 12,330.17/x
  3. Step 3: Cross multiply
    38,627.63x = 57,936.58 × 12,330.17
  4. Step 4: Simplify right side
    38,627.63x = 714,367,880.62
  5. Step 5: Solve for x
    x = 714,367,880.62/38,627.63
  6. Step 6: Final answer
    x = 18,493.70

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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.