Home / 28,834.27-39,791.23-16,258.93

Finding the Fourth Proportional to 28,834.27, 39,791.23 and 16,258.93

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Solution

The fourth proportional to 28,834.27, 39,791.23 and 16,258.93 is: 22,437.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,834.27 : 39,791.23 = 16,258.93 : x
  2. Step 2: Convert to fraction form
    28,834.27/39,791.23 = 16,258.93/x
  3. Step 3: Cross multiply
    28,834.27x = 39,791.23 × 16,258.93
  4. Step 4: Simplify right side
    28,834.27x = 646,962,942.99
  5. Step 5: Solve for x
    x = 646,962,942.99/28,834.27
  6. Step 6: Final answer
    x = 22,437.29

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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.