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Finding the Fourth Proportional to 14,999.63, 22,513.14 and 7,609.19

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Solution

The fourth proportional to 14,999.63, 22,513.14 and 7,609.19 is: 11,420.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,999.63 : 22,513.14 = 7,609.19 : x
  2. Step 2: Convert to fraction form
    14,999.63/22,513.14 = 7,609.19/x
  3. Step 3: Cross multiply
    14,999.63x = 22,513.14 × 7,609.19
  4. Step 4: Simplify right side
    14,999.63x = 171,306,759.76
  5. Step 5: Solve for x
    x = 171,306,759.76/14,999.63
  6. Step 6: Final answer
    x = 11,420.73

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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.