Home / 50,758.19-70,046.92-28,099.28

Finding the Fourth Proportional to 50,758.19, 70,046.92 and 28,099.28

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Solution

The fourth proportional to 50,758.19, 70,046.92 and 28,099.28 is: 38,777.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,758.19 : 70,046.92 = 28,099.28 : x
  2. Step 2: Convert to fraction form
    50,758.19/70,046.92 = 28,099.28/x
  3. Step 3: Cross multiply
    50,758.19x = 70,046.92 × 28,099.28
  4. Step 4: Simplify right side
    50,758.19x = 1,968,267,667.98
  5. Step 5: Solve for x
    x = 1,968,267,667.98/50,758.19
  6. Step 6: Final answer
    x = 38,777.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.