Home / 28,949.29-39,950.73-16,202.36

Finding the Fourth Proportional to 28,949.29, 39,950.73 and 16,202.36

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Solution

The fourth proportional to 28,949.29, 39,950.73 and 16,202.36 is: 22,359.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,949.29 : 39,950.73 = 16,202.36 : x
  2. Step 2: Convert to fraction form
    28,949.29/39,950.73 = 16,202.36/x
  3. Step 3: Cross multiply
    28,949.29x = 39,950.73 × 16,202.36
  4. Step 4: Simplify right side
    28,949.29x = 647,296,209.60
  5. Step 5: Solve for x
    x = 647,296,209.60/28,949.29
  6. Step 6: Final answer
    x = 22,359.66

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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.