Home / 29,940.48-41,309.28-19,336.32

Finding the Fourth Proportional to 29,940.48, 41,309.28 and 19,336.32

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Solution

The fourth proportional to 29,940.48, 41,309.28 and 19,336.32 is: 26,678.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,940.48 : 41,309.28 = 19,336.32 : x
  2. Step 2: Convert to fraction form
    29,940.48/41,309.28 = 19,336.32/x
  3. Step 3: Cross multiply
    29,940.48x = 41,309.28 × 19,336.32
  4. Step 4: Simplify right side
    29,940.48x = 798,769,457.05
  5. Step 5: Solve for x
    x = 798,769,457.05/29,940.48
  6. Step 6: Final answer
    x = 26,678.58

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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.