Home / 50,342.10-75,511.39-12,902.48

Finding the Fourth Proportional to 50,342.10, 75,511.39 and 12,902.48

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Solution

The fourth proportional to 50,342.10, 75,511.39 and 12,902.48 is: 19,353.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,342.10 : 75,511.39 = 12,902.48 : x
  2. Step 2: Convert to fraction form
    50,342.10/75,511.39 = 12,902.48/x
  3. Step 3: Cross multiply
    50,342.10x = 75,511.39 × 12,902.48
  4. Step 4: Simplify right side
    50,342.10x = 974,284,199.25
  5. Step 5: Solve for x
    x = 974,284,199.25/50,342.10
  6. Step 6: Final answer
    x = 19,353.27

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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.