Home / 50,252.26-75,379.01-12,812.32

Finding the Fourth Proportional to 50,252.26, 75,379.01 and 12,812.32

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Solution

The fourth proportional to 50,252.26, 75,379.01 and 12,812.32 is: 19,218.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,252.26 : 75,379.01 = 12,812.32 : x
  2. Step 2: Convert to fraction form
    50,252.26/75,379.01 = 12,812.32/x
  3. Step 3: Cross multiply
    50,252.26x = 75,379.01 × 12,812.32
  4. Step 4: Simplify right side
    50,252.26x = 965,779,997.40
  5. Step 5: Solve for x
    x = 965,779,997.40/50,252.26
  6. Step 6: Final answer
    x = 19,218.64

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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.