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Finding the Fourth Proportional to 43,692.60, 60,302.70 and 27,760.44

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Solution

The fourth proportional to 43,692.60, 60,302.70 and 27,760.44 is: 38,313.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,692.60 : 60,302.70 = 27,760.44 : x
  2. Step 2: Convert to fraction form
    43,692.60/60,302.70 = 27,760.44/x
  3. Step 3: Cross multiply
    43,692.60x = 60,302.70 × 27,760.44
  4. Step 4: Simplify right side
    43,692.60x = 1,674,029,485.19
  5. Step 5: Solve for x
    x = 1,674,029,485.19/43,692.60
  6. Step 6: Final answer
    x = 38,313.80

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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.