Home / 14,118.36-19,484.22-8,151.12

Finding the Fourth Proportional to 14,118.36, 19,484.22 and 8,151.12

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Solution

The fourth proportional to 14,118.36, 19,484.22 and 8,151.12 is: 11,249.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,118.36 : 19,484.22 = 8,151.12 : x
  2. Step 2: Convert to fraction form
    14,118.36/19,484.22 = 8,151.12/x
  3. Step 3: Cross multiply
    14,118.36x = 19,484.22 × 8,151.12
  4. Step 4: Simplify right side
    14,118.36x = 158,818,215.33
  5. Step 5: Solve for x
    x = 158,818,215.33/14,118.36
  6. Step 6: Final answer
    x = 11,249.06

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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.