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Finding the Fourth Proportional to 56,675, 85,012.46 and 27,002.92

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Solution

The fourth proportional to 56,675, 85,012.46 and 27,002.92 is: 40,504.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,675 : 85,012.46 = 27,002.92 : x
  2. Step 2: Convert to fraction form
    56,675/85,012.46 = 27,002.92/x
  3. Step 3: Cross multiply
    56,675x = 85,012.46 × 27,002.92
  4. Step 4: Simplify right side
    56,675x = 2,295,584,656.38
  5. Step 5: Solve for x
    x = 2,295,584,656.38/56,675
  6. Step 6: Final answer
    x = 40,504.36

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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.