Home / 40,629.24-60,941.88-13,977.87

Finding the Fourth Proportional to 40,629.24, 60,941.88 and 13,977.87

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Solution

The fourth proportional to 40,629.24, 60,941.88 and 13,977.87 is: 20,966.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,629.24 : 60,941.88 = 13,977.87 : x
  2. Step 2: Convert to fraction form
    40,629.24/60,941.88 = 13,977.87/x
  3. Step 3: Cross multiply
    40,629.24x = 60,941.88 × 13,977.87
  4. Step 4: Simplify right side
    40,629.24x = 851,837,676.20
  5. Step 5: Solve for x
    x = 851,837,676.20/40,629.24
  6. Step 6: Final answer
    x = 20,966.12

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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.