Home / 14,511.37-21,737.88-7,571.29

Finding the Fourth Proportional to 14,511.37, 21,737.88 and 7,571.29

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Solution

The fourth proportional to 14,511.37, 21,737.88 and 7,571.29 is: 11,341.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511.37 : 21,737.88 = 7,571.29 : x
  2. Step 2: Convert to fraction form
    14,511.37/21,737.88 = 7,571.29/x
  3. Step 3: Cross multiply
    14,511.37x = 21,737.88 × 7,571.29
  4. Step 4: Simplify right side
    14,511.37x = 164,583,793.47
  5. Step 5: Solve for x
    x = 164,583,793.47/14,511.37
  6. Step 6: Final answer
    x = 11,341.71

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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.