Home / 38,863.40-58,256.70-15,458.60

Finding the Fourth Proportional to 38,863.40, 58,256.70 and 15,458.60

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Solution

The fourth proportional to 38,863.40, 58,256.70 and 15,458.60 is: 23,172.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,863.40 : 58,256.70 = 15,458.60 : x
  2. Step 2: Convert to fraction form
    38,863.40/58,256.70 = 15,458.60/x
  3. Step 3: Cross multiply
    38,863.40x = 58,256.70 × 15,458.60
  4. Step 4: Simplify right side
    38,863.40x = 900,567,022.62
  5. Step 5: Solve for x
    x = 900,567,022.62/38,863.40
  6. Step 6: Final answer
    x = 23,172.63

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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.