Home / 49,416.99-68,191.29-28,996.90

Finding the Fourth Proportional to 49,416.99, 68,191.29 and 28,996.90

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Solution

The fourth proportional to 49,416.99, 68,191.29 and 28,996.90 is: 40,013.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,416.99 : 68,191.29 = 28,996.90 : x
  2. Step 2: Convert to fraction form
    49,416.99/68,191.29 = 28,996.90/x
  3. Step 3: Cross multiply
    49,416.99x = 68,191.29 × 28,996.90
  4. Step 4: Simplify right side
    49,416.99x = 1,977,335,846.52
  5. Step 5: Solve for x
    x = 1,977,335,846.52/49,416.99
  6. Step 6: Final answer
    x = 40,013.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.