Home / 16,725.12-25,091.54-5,631.52

Finding the Fourth Proportional to 16,725.12, 25,091.54 and 5,631.52

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Solution

The fourth proportional to 16,725.12, 25,091.54 and 5,631.52 is: 8,448.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,725.12 : 25,091.54 = 5,631.52 : x
  2. Step 2: Convert to fraction form
    16,725.12/25,091.54 = 5,631.52/x
  3. Step 3: Cross multiply
    16,725.12x = 25,091.54 × 5,631.52
  4. Step 4: Simplify right side
    16,725.12x = 141,303,509.34
  5. Step 5: Solve for x
    x = 141,303,509.34/16,725.12
  6. Step 6: Final answer
    x = 8,448.58

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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.