Home / 19,216.40-28,823.07-8,546.06

Finding the Fourth Proportional to 19,216.40, 28,823.07 and 8,546.06

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Solution

The fourth proportional to 19,216.40, 28,823.07 and 8,546.06 is: 12,818.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,216.40 : 28,823.07 = 8,546.06 : x
  2. Step 2: Convert to fraction form
    19,216.40/28,823.07 = 8,546.06/x
  3. Step 3: Cross multiply
    19,216.40x = 28,823.07 × 8,546.06
  4. Step 4: Simplify right side
    19,216.40x = 246,323,737.87
  5. Step 5: Solve for x
    x = 246,323,737.87/19,216.40
  6. Step 6: Final answer
    x = 12,818.41

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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.