Home / 28,692.10-39,597.58-16,759.28

Finding the Fourth Proportional to 28,692.10, 39,597.58 and 16,759.28

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Solution

The fourth proportional to 28,692.10, 39,597.58 and 16,759.28 is: 23,129.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,692.10 : 39,597.58 = 16,759.28 : x
  2. Step 2: Convert to fraction form
    28,692.10/39,597.58 = 16,759.28/x
  3. Step 3: Cross multiply
    28,692.10x = 39,597.58 × 16,759.28
  4. Step 4: Simplify right side
    28,692.10x = 663,626,930.54
  5. Step 5: Solve for x
    x = 663,626,930.54/28,692.10
  6. Step 6: Final answer
    x = 23,129.26

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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.