Home / 29,039.40-43,556.52-9,312.60

Finding the Fourth Proportional to 29,039.40, 43,556.52 and 9,312.60

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Solution

The fourth proportional to 29,039.40, 43,556.52 and 9,312.60 is: 13,968.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,039.40 : 43,556.52 = 9,312.60 : x
  2. Step 2: Convert to fraction form
    29,039.40/43,556.52 = 9,312.60/x
  3. Step 3: Cross multiply
    29,039.40x = 43,556.52 × 9,312.60
  4. Step 4: Simplify right side
    29,039.40x = 405,624,448.15
  5. Step 5: Solve for x
    x = 405,624,448.15/29,039.40
  6. Step 6: Final answer
    x = 13,968.07

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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.