Home / 28,932.88-39,927.42-16,357.62

Finding the Fourth Proportional to 28,932.88, 39,927.42 and 16,357.62

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Solution

The fourth proportional to 28,932.88, 39,927.42 and 16,357.62 is: 22,573.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,932.88 : 39,927.42 = 16,357.62 : x
  2. Step 2: Convert to fraction form
    28,932.88/39,927.42 = 16,357.62/x
  3. Step 3: Cross multiply
    28,932.88x = 39,927.42 × 16,357.62
  4. Step 4: Simplify right side
    28,932.88x = 653,117,563.94
  5. Step 5: Solve for x
    x = 653,117,563.94/28,932.88
  6. Step 6: Final answer
    x = 22,573.54

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1.5x scale

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.