Home / 28,708.68-43,004.54-14,627.36

Finding the Fourth Proportional to 28,708.68, 43,004.54 and 14,627.36

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Solution

The fourth proportional to 28,708.68, 43,004.54 and 14,627.36 is: 21,911.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,708.68 : 43,004.54 = 14,627.36 : x
  2. Step 2: Convert to fraction form
    28,708.68/43,004.54 = 14,627.36/x
  3. Step 3: Cross multiply
    28,708.68x = 43,004.54 × 14,627.36
  4. Step 4: Simplify right side
    28,708.68x = 629,042,888.21
  5. Step 5: Solve for x
    x = 629,042,888.21/28,708.68
  6. Step 6: Final answer
    x = 21,911.24

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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.