Home / 50,719.92-76,005.48-28,576.08

Finding the Fourth Proportional to 50,719.92, 76,005.48 and 28,576.08

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Solution

The fourth proportional to 50,719.92, 76,005.48 and 28,576.08 is: 42,822.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,719.92 : 76,005.48 = 28,576.08 : x
  2. Step 2: Convert to fraction form
    50,719.92/76,005.48 = 28,576.08/x
  3. Step 3: Cross multiply
    50,719.92x = 76,005.48 × 28,576.08
  4. Step 4: Simplify right side
    50,719.92x = 2,171,938,676.92
  5. Step 5: Solve for x
    x = 2,171,938,676.92/50,719.92
  6. Step 6: Final answer
    x = 42,822.20

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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.