Home / 49,059.16-73,589.38-13,998.80

Finding the Fourth Proportional to 49,059.16, 73,589.38 and 13,998.80

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Solution

The fourth proportional to 49,059.16, 73,589.38 and 13,998.80 is: 20,998.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,059.16 : 73,589.38 = 13,998.80 : x
  2. Step 2: Convert to fraction form
    49,059.16/73,589.38 = 13,998.80/x
  3. Step 3: Cross multiply
    49,059.16x = 73,589.38 × 13,998.80
  4. Step 4: Simplify right side
    49,059.16x = 1,030,163,012.74
  5. Step 5: Solve for x
    x = 1,030,163,012.74/49,059.16
  6. Step 6: Final answer
    x = 20,998.38

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Double scale
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Similar ratio
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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.