Home / 17,409.12-24,009.96-11,436.12

Finding the Fourth Proportional to 17,409.12, 24,009.96 and 11,436.12

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Solution

The fourth proportional to 17,409.12, 24,009.96 and 11,436.12 is: 15,772.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,409.12 : 24,009.96 = 11,436.12 : x
  2. Step 2: Convert to fraction form
    17,409.12/24,009.96 = 11,436.12/x
  3. Step 3: Cross multiply
    17,409.12x = 24,009.96 × 11,436.12
  4. Step 4: Simplify right side
    17,409.12x = 274,580,783.76
  5. Step 5: Solve for x
    x = 274,580,783.76/17,409.12
  6. Step 6: Final answer
    x = 15,772.24

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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.