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Finding the Fourth Proportional to 14,594.75, 21,857.03 and 8,335.79

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Solution

The fourth proportional to 14,594.75, 21,857.03 and 8,335.79 is: 12,483.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,594.75 : 21,857.03 = 8,335.79 : x
  2. Step 2: Convert to fraction form
    14,594.75/21,857.03 = 8,335.79/x
  3. Step 3: Cross multiply
    14,594.75x = 21,857.03 × 8,335.79
  4. Step 4: Simplify right side
    14,594.75x = 182,195,461.14
  5. Step 5: Solve for x
    x = 182,195,461.14/14,594.75
  6. Step 6: Final answer
    x = 12,483.63

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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.