Home / 28,692.48-39,593.82-15,944.88

Finding the Fourth Proportional to 28,692.48, 39,593.82 and 15,944.88

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Solution

The fourth proportional to 28,692.48, 39,593.82 and 15,944.88 is: 22,002.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,692.48 : 39,593.82 = 15,944.88 : x
  2. Step 2: Convert to fraction form
    28,692.48/39,593.82 = 15,944.88/x
  3. Step 3: Cross multiply
    28,692.48x = 39,593.82 × 15,944.88
  4. Step 4: Simplify right side
    28,692.48x = 631,318,708.64
  5. Step 5: Solve for x
    x = 631,318,708.64/28,692.48
  6. Step 6: Final answer
    x = 22,002.93

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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.