Home / 34,671.94-47,847.27-18,756.40

Finding the Fourth Proportional to 34,671.94, 47,847.27 and 18,756.40

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Solution

The fourth proportional to 34,671.94, 47,847.27 and 18,756.40 is: 25,883.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,671.94 : 47,847.27 = 18,756.40 : x
  2. Step 2: Convert to fraction form
    34,671.94/47,847.27 = 18,756.40/x
  3. Step 3: Cross multiply
    34,671.94x = 47,847.27 × 18,756.40
  4. Step 4: Simplify right side
    34,671.94x = 897,442,535.03
  5. Step 5: Solve for x
    x = 897,442,535.03/34,671.94
  6. Step 6: Final answer
    x = 25,883.83

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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.