Home / 38,104.97-52,584.89-20,877.29

Finding the Fourth Proportional to 38,104.97, 52,584.89 and 20,877.29

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Solution

The fourth proportional to 38,104.97, 52,584.89 and 20,877.29 is: 28,810.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,104.97 : 52,584.89 = 20,877.29 : x
  2. Step 2: Convert to fraction form
    38,104.97/52,584.89 = 20,877.29/x
  3. Step 3: Cross multiply
    38,104.97x = 52,584.89 × 20,877.29
  4. Step 4: Simplify right side
    38,104.97x = 1,097,829,630.84
  5. Step 5: Solve for x
    x = 1,097,829,630.84/38,104.97
  6. Step 6: Final answer
    x = 28,810.67

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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.