Home / 16,998.54-25,496.01-10,421.34

Finding the Fourth Proportional to 16,998.54, 25,496.01 and 10,421.34

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Solution

The fourth proportional to 16,998.54, 25,496.01 and 10,421.34 is: 15,630.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,998.54 : 25,496.01 = 10,421.34 : x
  2. Step 2: Convert to fraction form
    16,998.54/25,496.01 = 10,421.34/x
  3. Step 3: Cross multiply
    16,998.54x = 25,496.01 × 10,421.34
  4. Step 4: Simplify right side
    16,998.54x = 265,702,588.85
  5. Step 5: Solve for x
    x = 265,702,588.85/16,998.54
  6. Step 6: Final answer
    x = 15,630.91

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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.