Home / 45,330.28-67,977.96-17,235.60

Finding the Fourth Proportional to 45,330.28, 67,977.96 and 17,235.60

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Solution

The fourth proportional to 45,330.28, 67,977.96 and 17,235.60 is: 25,846.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,330.28 : 67,977.96 = 17,235.60 : x
  2. Step 2: Convert to fraction form
    45,330.28/67,977.96 = 17,235.60/x
  3. Step 3: Cross multiply
    45,330.28x = 67,977.96 × 17,235.60
  4. Step 4: Simplify right side
    45,330.28x = 1,171,640,927.38
  5. Step 5: Solve for x
    x = 1,171,640,927.38/45,330.28
  6. Step 6: Final answer
    x = 25,846.76

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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.