Home / 28,692.02-43,034.60-7,633.59

Finding the Fourth Proportional to 28,692.02, 43,034.60 and 7,633.59

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Solution

The fourth proportional to 28,692.02, 43,034.60 and 7,633.59 is: 11,449.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,692.02 : 43,034.60 = 7,633.59 : x
  2. Step 2: Convert to fraction form
    28,692.02/43,034.60 = 7,633.59/x
  3. Step 3: Cross multiply
    28,692.02x = 43,034.60 × 7,633.59
  4. Step 4: Simplify right side
    28,692.02x = 328,508,454.05
  5. Step 5: Solve for x
    x = 328,508,454.05/28,692.02
  6. Step 6: Final answer
    x = 11,449.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.