Home / 34,539.12-47,662.92-19,432.62

Finding the Fourth Proportional to 34,539.12, 47,662.92 and 19,432.62

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Solution

The fourth proportional to 34,539.12, 47,662.92 and 19,432.62 is: 26,816.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,539.12 : 47,662.92 = 19,432.62 : x
  2. Step 2: Convert to fraction form
    34,539.12/47,662.92 = 19,432.62/x
  3. Step 3: Cross multiply
    34,539.12x = 47,662.92 × 19,432.62
  4. Step 4: Simplify right side
    34,539.12x = 926,215,412.45
  5. Step 5: Solve for x
    x = 926,215,412.45/34,539.12
  6. Step 6: Final answer
    x = 26,816.42

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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.