Home / 50,921.40-76,279.86-25,960.44

Finding the Fourth Proportional to 50,921.40, 76,279.86 and 25,960.44

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Solution

The fourth proportional to 50,921.40, 76,279.86 and 25,960.44 is: 38,888.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,921.40 : 76,279.86 = 25,960.44 : x
  2. Step 2: Convert to fraction form
    50,921.40/76,279.86 = 25,960.44/x
  3. Step 3: Cross multiply
    50,921.40x = 76,279.86 × 25,960.44
  4. Step 4: Simplify right side
    50,921.40x = 1,980,258,728.74
  5. Step 5: Solve for x
    x = 1,980,258,728.74/50,921.40
  6. Step 6: Final answer
    x = 38,888.54

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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.