Home / 14,930.29-20,604.48-9,266.86

Finding the Fourth Proportional to 14,930.29, 20,604.48 and 9,266.86

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Solution

The fourth proportional to 14,930.29, 20,604.48 and 9,266.86 is: 12,788.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,930.29 : 20,604.48 = 9,266.86 : x
  2. Step 2: Convert to fraction form
    14,930.29/20,604.48 = 9,266.86/x
  3. Step 3: Cross multiply
    14,930.29x = 20,604.48 × 9,266.86
  4. Step 4: Simplify right side
    14,930.29x = 190,938,706.64
  5. Step 5: Solve for x
    x = 190,938,706.64/14,930.29
  6. Step 6: Final answer
    x = 12,788.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.