Home / 12,102.28-16,695.36-7,852.96

Finding the Fourth Proportional to 12,102.28, 16,695.36 and 7,852.96

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Solution

The fourth proportional to 12,102.28, 16,695.36 and 7,852.96 is: 10,833.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,102.28 : 16,695.36 = 7,852.96 : x
  2. Step 2: Convert to fraction form
    12,102.28/16,695.36 = 7,852.96/x
  3. Step 3: Cross multiply
    12,102.28x = 16,695.36 × 7,852.96
  4. Step 4: Simplify right side
    12,102.28x = 131,107,994.27
  5. Step 5: Solve for x
    x = 131,107,994.27/12,102.28
  6. Step 6: Final answer
    x = 10,833.33

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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.