Home / 51,922-71,652.36-29,570.32

Finding the Fourth Proportional to 51,922, 71,652.36 and 29,570.32

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Solution

The fourth proportional to 51,922, 71,652.36 and 29,570.32 is: 40,807.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,922 : 71,652.36 = 29,570.32 : x
  2. Step 2: Convert to fraction form
    51,922/71,652.36 = 29,570.32/x
  3. Step 3: Cross multiply
    51,922x = 71,652.36 × 29,570.32
  4. Step 4: Simplify right side
    51,922x = 2,118,783,213.96
  5. Step 5: Solve for x
    x = 2,118,783,213.96/51,922
  6. Step 6: Final answer
    x = 40,807.04

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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.