Home / 12,852.77-17,721.63-10,016.96

Finding the Fourth Proportional to 12,852.77, 17,721.63 and 10,016.96

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Solution

The fourth proportional to 12,852.77, 17,721.63 and 10,016.96 is: 13,811.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,852.77 : 17,721.63 = 10,016.96 : x
  2. Step 2: Convert to fraction form
    12,852.77/17,721.63 = 10,016.96/x
  3. Step 3: Cross multiply
    12,852.77x = 17,721.63 × 10,016.96
  4. Step 4: Simplify right side
    12,852.77x = 177,516,770.24
  5. Step 5: Solve for x
    x = 177,516,770.24/12,852.77
  6. Step 6: Final answer
    x = 13,811.56

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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.