Home / 14,079.77-19,427.92-8,110.27

Finding the Fourth Proportional to 14,079.77, 19,427.92 and 8,110.27

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Solution

The fourth proportional to 14,079.77, 19,427.92 and 8,110.27 is: 11,190.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,079.77 : 19,427.92 = 8,110.27 : x
  2. Step 2: Convert to fraction form
    14,079.77/19,427.92 = 8,110.27/x
  3. Step 3: Cross multiply
    14,079.77x = 19,427.92 × 8,110.27
  4. Step 4: Simplify right side
    14,079.77x = 157,565,676.74
  5. Step 5: Solve for x
    x = 157,565,676.74/14,079.77
  6. Step 6: Final answer
    x = 11,190.93

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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.