Home / 38,197.96-52,713.21-21,202.21

Finding the Fourth Proportional to 38,197.96, 52,713.21 and 21,202.21

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Solution

The fourth proportional to 38,197.96, 52,713.21 and 21,202.21 is: 29,259.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,197.96 : 52,713.21 = 21,202.21 : x
  2. Step 2: Convert to fraction form
    38,197.96/52,713.21 = 21,202.21/x
  3. Step 3: Cross multiply
    38,197.96x = 52,713.21 × 21,202.21
  4. Step 4: Simplify right side
    38,197.96x = 1,117,636,548.19
  5. Step 5: Solve for x
    x = 1,117,636,548.19/38,197.96
  6. Step 6: Final answer
    x = 29,259.06

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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.