Home / 49,451.25-68,242.77-28,230.06

Finding the Fourth Proportional to 49,451.25, 68,242.77 and 28,230.06

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Solution

The fourth proportional to 49,451.25, 68,242.77 and 28,230.06 is: 38,957.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,451.25 : 68,242.77 = 28,230.06 : x
  2. Step 2: Convert to fraction form
    49,451.25/68,242.77 = 28,230.06/x
  3. Step 3: Cross multiply
    49,451.25x = 68,242.77 × 28,230.06
  4. Step 4: Simplify right side
    49,451.25x = 1,926,497,491.67
  5. Step 5: Solve for x
    x = 1,926,497,491.67/49,451.25
  6. Step 6: Final answer
    x = 38,957.51

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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.