Home / 34,305.46-51,428.61-13,260.27

Finding the Fourth Proportional to 34,305.46, 51,428.61 and 13,260.27

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Solution

The fourth proportional to 34,305.46, 51,428.61 and 13,260.27 is: 19,878.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,305.46 : 51,428.61 = 13,260.27 : x
  2. Step 2: Convert to fraction form
    34,305.46/51,428.61 = 13,260.27/x
  3. Step 3: Cross multiply
    34,305.46x = 51,428.61 × 13,260.27
  4. Step 4: Simplify right side
    34,305.46x = 681,957,254.32
  5. Step 5: Solve for x
    x = 681,957,254.32/34,305.46
  6. Step 6: Final answer
    x = 19,878.97

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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.