Home / 56,370.35-84,563.29-18,941.12

Finding the Fourth Proportional to 56,370.35, 84,563.29 and 18,941.12

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Solution

The fourth proportional to 56,370.35, 84,563.29 and 18,941.12 is: 28,414.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,370.35 : 84,563.29 = 18,941.12 : x
  2. Step 2: Convert to fraction form
    56,370.35/84,563.29 = 18,941.12/x
  3. Step 3: Cross multiply
    56,370.35x = 84,563.29 × 18,941.12
  4. Step 4: Simplify right side
    56,370.35x = 1,601,723,000.67
  5. Step 5: Solve for x
    x = 1,601,723,000.67/56,370.35
  6. Step 6: Final answer
    x = 28,414.28

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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.