Home / 25,379.52-38,075.04-13,692.48

Finding the Fourth Proportional to 25,379.52, 38,075.04 and 13,692.48

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Solution

The fourth proportional to 25,379.52, 38,075.04 and 13,692.48 is: 20,541.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,379.52 : 38,075.04 = 13,692.48 : x
  2. Step 2: Convert to fraction form
    25,379.52/38,075.04 = 13,692.48/x
  3. Step 3: Cross multiply
    25,379.52x = 38,075.04 × 13,692.48
  4. Step 4: Simplify right side
    25,379.52x = 521,341,723.70
  5. Step 5: Solve for x
    x = 521,341,723.70/25,379.52
  6. Step 6: Final answer
    x = 20,541.83

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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.