Home / 49,188.57-73,782.18-14,128.22

Finding the Fourth Proportional to 49,188.57, 73,782.18 and 14,128.22

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Solution

The fourth proportional to 49,188.57, 73,782.18 and 14,128.22 is: 21,192.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,188.57 : 73,782.18 = 14,128.22 : x
  2. Step 2: Convert to fraction form
    49,188.57/73,782.18 = 14,128.22/x
  3. Step 3: Cross multiply
    49,188.57x = 73,782.18 × 14,128.22
  4. Step 4: Simplify right side
    49,188.57x = 1,042,410,502.21
  5. Step 5: Solve for x
    x = 1,042,410,502.21/49,188.57
  6. Step 6: Final answer
    x = 21,192.13

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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.