Home / 29,126.40-40,199.04-18,504.96

Finding the Fourth Proportional to 29,126.40, 40,199.04 and 18,504.96

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Solution

The fourth proportional to 29,126.40, 40,199.04 and 18,504.96 is: 25,539.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126.40 : 40,199.04 = 18,504.96 : x
  2. Step 2: Convert to fraction form
    29,126.40/40,199.04 = 18,504.96/x
  3. Step 3: Cross multiply
    29,126.40x = 40,199.04 × 18,504.96
  4. Step 4: Simplify right side
    29,126.40x = 743,881,627.24
  5. Step 5: Solve for x
    x = 743,881,627.24/29,126.40
  6. Step 6: Final answer
    x = 25,539.77

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1.5x scale

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.