Home / 16,998.90-25,494.71-5,305.74

Finding the Fourth Proportional to 16,998.90, 25,494.71 and 5,305.74

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Solution

The fourth proportional to 16,998.90, 25,494.71 and 5,305.74 is: 7,957.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,998.90 : 25,494.71 = 5,305.74 : x
  2. Step 2: Convert to fraction form
    16,998.90/25,494.71 = 5,305.74/x
  3. Step 3: Cross multiply
    16,998.90x = 25,494.71 × 5,305.74
  4. Step 4: Simplify right side
    16,998.90x = 135,268,276.11
  5. Step 5: Solve for x
    x = 135,268,276.11/16,998.90
  6. Step 6: Final answer
    x = 7,957.47

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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.