Home / 38,467.08-57,727.73-13,509.08

Finding the Fourth Proportional to 38,467.08, 57,727.73 and 13,509.08

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Solution

The fourth proportional to 38,467.08, 57,727.73 and 13,509.08 is: 20,273.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,467.08 : 57,727.73 = 13,509.08 : x
  2. Step 2: Convert to fraction form
    38,467.08/57,727.73 = 13,509.08/x
  3. Step 3: Cross multiply
    38,467.08x = 57,727.73 × 13,509.08
  4. Step 4: Simplify right side
    38,467.08x = 779,848,166.60
  5. Step 5: Solve for x
    x = 779,848,166.60/38,467.08
  6. Step 6: Final answer
    x = 20,273.13

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1.5x scale

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.