Home / 51,634.31-77,326.70-29,380.28

Finding the Fourth Proportional to 51,634.31, 77,326.70 and 29,380.28

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Solution

The fourth proportional to 51,634.31, 77,326.70 and 29,380.28 is: 43,999.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,634.31 : 77,326.70 = 29,380.28 : x
  2. Step 2: Convert to fraction form
    51,634.31/77,326.70 = 29,380.28/x
  3. Step 3: Cross multiply
    51,634.31x = 77,326.70 × 29,380.28
  4. Step 4: Simplify right side
    51,634.31x = 2,271,879,563.94
  5. Step 5: Solve for x
    x = 2,271,879,563.94/51,634.31
  6. Step 6: Final answer
    x = 43,999.42

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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.