Home / 23,998.63-33,128.70-15,504.88

Finding the Fourth Proportional to 23,998.63, 33,128.70 and 15,504.88

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Solution

The fourth proportional to 23,998.63, 33,128.70 and 15,504.88 is: 21,403.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,998.63 : 33,128.70 = 15,504.88 : x
  2. Step 2: Convert to fraction form
    23,998.63/33,128.70 = 15,504.88/x
  3. Step 3: Cross multiply
    23,998.63x = 33,128.70 × 15,504.88
  4. Step 4: Simplify right side
    23,998.63x = 513,656,518.06
  5. Step 5: Solve for x
    x = 513,656,518.06/23,998.63
  6. Step 6: Final answer
    x = 21,403.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.