Home / 16,835.23-25,256.55-5,149.36

Finding the Fourth Proportional to 16,835.23, 25,256.55 and 5,149.36

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Solution

The fourth proportional to 16,835.23, 25,256.55 and 5,149.36 is: 7,725.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,835.23 : 25,256.55 = 5,149.36 : x
  2. Step 2: Convert to fraction form
    16,835.23/25,256.55 = 5,149.36/x
  3. Step 3: Cross multiply
    16,835.23x = 25,256.55 × 5,149.36
  4. Step 4: Simplify right side
    16,835.23x = 130,055,068.31
  5. Step 5: Solve for x
    x = 130,055,068.31/16,835.23
  6. Step 6: Final answer
    x = 7,725.17

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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.