Home / 15,671.37-23,509.25-4,578.87

Finding the Fourth Proportional to 15,671.37, 23,509.25 and 4,578.87

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Solution

The fourth proportional to 15,671.37, 23,509.25 and 4,578.87 is: 6,868.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,671.37 : 23,509.25 = 4,578.87 : x
  2. Step 2: Convert to fraction form
    15,671.37/23,509.25 = 4,578.87/x
  3. Step 3: Cross multiply
    15,671.37x = 23,509.25 × 4,578.87
  4. Step 4: Simplify right side
    15,671.37x = 107,645,799.55
  5. Step 5: Solve for x
    x = 107,645,799.55/15,671.37
  6. Step 6: Final answer
    x = 6,868.95

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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.