Home / 19,077.60-28,623.17-8,546.79

Finding the Fourth Proportional to 19,077.60, 28,623.17 and 8,546.79

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Solution

The fourth proportional to 19,077.60, 28,623.17 and 8,546.79 is: 12,823.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,077.60 : 28,623.17 = 8,546.79 : x
  2. Step 2: Convert to fraction form
    19,077.60/28,623.17 = 8,546.79/x
  3. Step 3: Cross multiply
    19,077.60x = 28,623.17 × 8,546.79
  4. Step 4: Simplify right side
    19,077.60x = 244,636,223.12
  5. Step 5: Solve for x
    x = 244,636,223.12/19,077.60
  6. Step 6: Final answer
    x = 12,823.22

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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.