Home / 29,389.08-40,528.86-19,326

Finding the Fourth Proportional to 29,389.08, 40,528.86 and 19,326

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Solution

The fourth proportional to 29,389.08, 40,528.86 and 19,326 is: 26,651.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,389.08 : 40,528.86 = 19,326 : x
  2. Step 2: Convert to fraction form
    29,389.08/40,528.86 = 19,326/x
  3. Step 3: Cross multiply
    29,389.08x = 40,528.86 × 19,326
  4. Step 4: Simplify right side
    29,389.08x = 783,260,748.36
  5. Step 5: Solve for x
    x = 783,260,748.36/29,389.08
  6. Step 6: Final answer
    x = 26,651.42

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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.