Home / 38,754.64-58,121.33-10,668.09

Finding the Fourth Proportional to 38,754.64, 58,121.33 and 10,668.09

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Solution

The fourth proportional to 38,754.64, 58,121.33 and 10,668.09 is: 15,999.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,754.64 : 58,121.33 = 10,668.09 : x
  2. Step 2: Convert to fraction form
    38,754.64/58,121.33 = 10,668.09/x
  3. Step 3: Cross multiply
    38,754.64x = 58,121.33 × 10,668.09
  4. Step 4: Simplify right side
    38,754.64x = 620,043,579.36
  5. Step 5: Solve for x
    x = 620,043,579.36/38,754.64
  6. Step 6: Final answer
    x = 15,999.21

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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.