Home / 38,144.63-57,202.90-13,178.27

Finding the Fourth Proportional to 38,144.63, 57,202.90 and 13,178.27

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Solution

The fourth proportional to 38,144.63, 57,202.90 and 13,178.27 is: 19,762.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,144.63 : 57,202.90 = 13,178.27 : x
  2. Step 2: Convert to fraction form
    38,144.63/57,202.90 = 13,178.27/x
  3. Step 3: Cross multiply
    38,144.63x = 57,202.90 × 13,178.27
  4. Step 4: Simplify right side
    38,144.63x = 753,835,260.98
  5. Step 5: Solve for x
    x = 753,835,260.98/38,144.63
  6. Step 6: Final answer
    x = 19,762.55

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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.