Home / 38,529.47-57,827.01-15,172.31

Finding the Fourth Proportional to 38,529.47, 57,827.01 and 15,172.31

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Solution

The fourth proportional to 38,529.47, 57,827.01 and 15,172.31 is: 22,771.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,529.47 : 57,827.01 = 15,172.31 : x
  2. Step 2: Convert to fraction form
    38,529.47/57,827.01 = 15,172.31/x
  3. Step 3: Cross multiply
    38,529.47x = 57,827.01 × 15,172.31
  4. Step 4: Simplify right side
    38,529.47x = 877,369,523.56
  5. Step 5: Solve for x
    x = 877,369,523.56/38,529.47
  6. Step 6: Final answer
    x = 22,771.39

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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.