Home / 25,324.89-34,949.69-15,256.50

Finding the Fourth Proportional to 25,324.89, 34,949.69 and 15,256.50

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Solution

The fourth proportional to 25,324.89, 34,949.69 and 15,256.50 is: 21,054.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,324.89 : 34,949.69 = 15,256.50 : x
  2. Step 2: Convert to fraction form
    25,324.89/34,949.69 = 15,256.50/x
  3. Step 3: Cross multiply
    25,324.89x = 34,949.69 × 15,256.50
  4. Step 4: Simplify right side
    25,324.89x = 533,209,945.49
  5. Step 5: Solve for x
    x = 533,209,945.49/25,324.89
  6. Step 6: Final answer
    x = 21,054.78

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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.