Home / 51,692.24-77,550.12-18,415.82

Finding the Fourth Proportional to 51,692.24, 77,550.12 and 18,415.82

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Solution

The fourth proportional to 51,692.24, 77,550.12 and 18,415.82 is: 27,627.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,692.24 : 77,550.12 = 18,415.82 : x
  2. Step 2: Convert to fraction form
    51,692.24/77,550.12 = 18,415.82/x
  3. Step 3: Cross multiply
    51,692.24x = 77,550.12 × 18,415.82
  4. Step 4: Simplify right side
    51,692.24x = 1,428,149,050.90
  5. Step 5: Solve for x
    x = 1,428,149,050.90/51,692.24
  6. Step 6: Final answer
    x = 27,627.92

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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.