Home / 34,238.96-47,241.12-20,089.07

Finding the Fourth Proportional to 34,238.96, 47,241.12 and 20,089.07

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Solution

The fourth proportional to 34,238.96, 47,241.12 and 20,089.07 is: 27,717.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,238.96 : 47,241.12 = 20,089.07 : x
  2. Step 2: Convert to fraction form
    34,238.96/47,241.12 = 20,089.07/x
  3. Step 3: Cross multiply
    34,238.96x = 47,241.12 × 20,089.07
  4. Step 4: Simplify right side
    34,238.96x = 949,029,930.35
  5. Step 5: Solve for x
    x = 949,029,930.35/34,238.96
  6. Step 6: Final answer
    x = 27,717.84

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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.