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Finding the Fourth Proportional to 45,977.82, 68,988.60 and 22,591.50

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Solution

The fourth proportional to 45,977.82, 68,988.60 and 22,591.50 is: 33,898.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,977.82 : 68,988.60 = 22,591.50 : x
  2. Step 2: Convert to fraction form
    45,977.82/68,988.60 = 22,591.50/x
  3. Step 3: Cross multiply
    45,977.82x = 68,988.60 × 22,591.50
  4. Step 4: Simplify right side
    45,977.82x = 1,558,555,956.90
  5. Step 5: Solve for x
    x = 1,558,555,956.90/45,977.82
  6. Step 6: Final answer
    x = 33,898.00

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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.