Home / 25,513.29-38,269.71-8,873.28

Finding the Fourth Proportional to 25,513.29, 38,269.71 and 8,873.28

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Solution

The fourth proportional to 25,513.29, 38,269.71 and 8,873.28 is: 13,309.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,513.29 : 38,269.71 = 8,873.28 : x
  2. Step 2: Convert to fraction form
    25,513.29/38,269.71 = 8,873.28/x
  3. Step 3: Cross multiply
    25,513.29x = 38,269.71 × 8,873.28
  4. Step 4: Simplify right side
    25,513.29x = 339,577,852.35
  5. Step 5: Solve for x
    x = 339,577,852.35/25,513.29
  6. Step 6: Final answer
    x = 13,309.84

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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.