Home / 34,527.31-51,788.84-12,339.59

Finding the Fourth Proportional to 34,527.31, 51,788.84 and 12,339.59

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Solution

The fourth proportional to 34,527.31, 51,788.84 and 12,339.59 is: 18,508.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,527.31 : 51,788.84 = 12,339.59 : x
  2. Step 2: Convert to fraction form
    34,527.31/51,788.84 = 12,339.59/x
  3. Step 3: Cross multiply
    34,527.31x = 51,788.84 × 12,339.59
  4. Step 4: Simplify right side
    34,527.31x = 639,052,731.53
  5. Step 5: Solve for x
    x = 639,052,731.53/34,527.31
  6. Step 6: Final answer
    x = 18,508.62

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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.