Home / 13,694.60-18,898.26-8,032.70

Finding the Fourth Proportional to 13,694.60, 18,898.26 and 8,032.70

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Solution

The fourth proportional to 13,694.60, 18,898.26 and 8,032.70 is: 11,084.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,694.60 : 18,898.26 = 8,032.70 : x
  2. Step 2: Convert to fraction form
    13,694.60/18,898.26 = 8,032.70/x
  3. Step 3: Cross multiply
    13,694.60x = 18,898.26 × 8,032.70
  4. Step 4: Simplify right side
    13,694.60x = 151,804,053.10
  5. Step 5: Solve for x
    x = 151,804,053.10/13,694.60
  6. Step 6: Final answer
    x = 11,084.96

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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.