Home / 56,977.80-85,466.77-14,857.85

Finding the Fourth Proportional to 56,977.80, 85,466.77 and 14,857.85

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Solution

The fourth proportional to 56,977.80, 85,466.77 and 14,857.85 is: 22,286.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,977.80 : 85,466.77 = 14,857.85 : x
  2. Step 2: Convert to fraction form
    56,977.80/85,466.77 = 14,857.85/x
  3. Step 3: Cross multiply
    56,977.80x = 85,466.77 × 14,857.85
  4. Step 4: Simplify right side
    56,977.80x = 1,269,851,947.02
  5. Step 5: Solve for x
    x = 1,269,851,947.02/56,977.80
  6. Step 6: Final answer
    x = 22,286.78

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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.