Home / 49,283.80-73,925.70-18,131.20

Finding the Fourth Proportional to 49,283.80, 73,925.70 and 18,131.20

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Solution

The fourth proportional to 49,283.80, 73,925.70 and 18,131.20 is: 27,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,283.80 : 73,925.70 = 18,131.20 : x
  2. Step 2: Convert to fraction form
    49,283.80/73,925.70 = 18,131.20/x
  3. Step 3: Cross multiply
    49,283.80x = 73,925.70 × 18,131.20
  4. Step 4: Simplify right side
    49,283.80x = 1,340,361,651.84
  5. Step 5: Solve for x
    x = 1,340,361,651.84/49,283.80
  6. Step 6: Final answer
    x = 27,196.80

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1.5x scale

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.