Home / 16,862.05-25,293.05-5,015.77

Finding the Fourth Proportional to 16,862.05, 25,293.05 and 5,015.77

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Solution

The fourth proportional to 16,862.05, 25,293.05 and 5,015.77 is: 7,523.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,862.05 : 25,293.05 = 5,015.77 : x
  2. Step 2: Convert to fraction form
    16,862.05/25,293.05 = 5,015.77/x
  3. Step 3: Cross multiply
    16,862.05x = 25,293.05 × 5,015.77
  4. Step 4: Simplify right side
    16,862.05x = 126,864,051.90
  5. Step 5: Solve for x
    x = 126,864,051.90/16,862.05
  6. Step 6: Final answer
    x = 7,523.64

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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.