Home / 50,505.16-75,768.60-15,443.68

Finding the Fourth Proportional to 50,505.16, 75,768.60 and 15,443.68

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Solution

The fourth proportional to 50,505.16, 75,768.60 and 15,443.68 is: 23,168.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,505.16 : 75,768.60 = 15,443.68 : x
  2. Step 2: Convert to fraction form
    50,505.16/75,768.60 = 15,443.68/x
  3. Step 3: Cross multiply
    50,505.16x = 75,768.60 × 15,443.68
  4. Step 4: Simplify right side
    50,505.16x = 1,170,146,012.45
  5. Step 5: Solve for x
    x = 1,170,146,012.45/50,505.16
  6. Step 6: Final answer
    x = 23,168.84

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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.