Home / 28,506.16-39,345.24-17,326

Finding the Fourth Proportional to 28,506.16, 39,345.24 and 17,326

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Solution

The fourth proportional to 28,506.16, 39,345.24 and 17,326 is: 23,913.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,506.16 : 39,345.24 = 17,326 : x
  2. Step 2: Convert to fraction form
    28,506.16/39,345.24 = 17,326/x
  3. Step 3: Cross multiply
    28,506.16x = 39,345.24 × 17,326
  4. Step 4: Simplify right side
    28,506.16x = 681,695,628.24
  5. Step 5: Solve for x
    x = 681,695,628.24/28,506.16
  6. Step 6: Final answer
    x = 23,913.98

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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.