Home / 28,933.96-39,929.94-16,357.96

Finding the Fourth Proportional to 28,933.96, 39,929.94 and 16,357.96

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Solution

The fourth proportional to 28,933.96, 39,929.94 and 16,357.96 is: 22,574.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,933.96 : 39,929.94 = 16,357.96 : x
  2. Step 2: Convert to fraction form
    28,933.96/39,929.94 = 16,357.96/x
  3. Step 3: Cross multiply
    28,933.96x = 39,929.94 × 16,357.96
  4. Step 4: Simplify right side
    28,933.96x = 653,172,361.32
  5. Step 5: Solve for x
    x = 653,172,361.32/28,933.96
  6. Step 6: Final answer
    x = 22,574.59

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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.