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Finding the Fourth Proportional to 47,659.56, 71,442.86 and 22,692.90

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Solution

The fourth proportional to 47,659.56, 71,442.86 and 22,692.90 is: 34,017.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,659.56 : 71,442.86 = 22,692.90 : x
  2. Step 2: Convert to fraction form
    47,659.56/71,442.86 = 22,692.90/x
  3. Step 3: Cross multiply
    47,659.56x = 71,442.86 × 22,692.90
  4. Step 4: Simplify right side
    47,659.56x = 1,621,245,564.23
  5. Step 5: Solve for x
    x = 1,621,245,564.23/47,659.56
  6. Step 6: Final answer
    x = 34,017.22

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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.