Home / 28,495.55-39,329.22-16,559.54

Finding the Fourth Proportional to 28,495.55, 39,329.22 and 16,559.54

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Solution

The fourth proportional to 28,495.55, 39,329.22 and 16,559.54 is: 22,855.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,495.55 : 39,329.22 = 16,559.54 : x
  2. Step 2: Convert to fraction form
    28,495.55/39,329.22 = 16,559.54/x
  3. Step 3: Cross multiply
    28,495.55x = 39,329.22 × 16,559.54
  4. Step 4: Simplify right side
    28,495.55x = 651,273,791.76
  5. Step 5: Solve for x
    x = 651,273,791.76/28,495.55
  6. Step 6: Final answer
    x = 22,855.28

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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.