Home / 38,191.80-57,308.58-14,819.16

Finding the Fourth Proportional to 38,191.80, 57,308.58 and 14,819.16

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Solution

The fourth proportional to 38,191.80, 57,308.58 and 14,819.16 is: 22,236.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,191.80 : 57,308.58 = 14,819.16 : x
  2. Step 2: Convert to fraction form
    38,191.80/57,308.58 = 14,819.16/x
  3. Step 3: Cross multiply
    38,191.80x = 57,308.58 × 14,819.16
  4. Step 4: Simplify right side
    38,191.80x = 849,265,016.39
  5. Step 5: Solve for x
    x = 849,265,016.39/38,191.80
  6. Step 6: Final answer
    x = 22,236.84

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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.