Home / 49,138.04-73,706.76-14,077.80

Finding the Fourth Proportional to 49,138.04, 73,706.76 and 14,077.80

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Solution

The fourth proportional to 49,138.04, 73,706.76 and 14,077.80 is: 21,116.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,138.04 : 73,706.76 = 14,077.80 : x
  2. Step 2: Convert to fraction form
    49,138.04/73,706.76 = 14,077.80/x
  3. Step 3: Cross multiply
    49,138.04x = 73,706.76 × 14,077.80
  4. Step 4: Simplify right side
    49,138.04x = 1,037,629,025.93
  5. Step 5: Solve for x
    x = 1,037,629,025.93/49,138.04
  6. Step 6: Final answer
    x = 21,116.61

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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.