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Finding the Fourth Proportional to 29,412.54, 44,119.44 and 8,636.04

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Solution

The fourth proportional to 29,412.54, 44,119.44 and 8,636.04 is: 12,954.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,412.54 : 44,119.44 = 8,636.04 : x
  2. Step 2: Convert to fraction form
    29,412.54/44,119.44 = 8,636.04/x
  3. Step 3: Cross multiply
    29,412.54x = 44,119.44 × 8,636.04
  4. Step 4: Simplify right side
    29,412.54x = 381,017,248.62
  5. Step 5: Solve for x
    x = 381,017,248.62/29,412.54
  6. Step 6: Final answer
    x = 12,954.24

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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.