Home / 23,776.45-32,811.48-13,166.75

Finding the Fourth Proportional to 23,776.45, 32,811.48 and 13,166.75

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Solution

The fourth proportional to 23,776.45, 32,811.48 and 13,166.75 is: 18,170.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,776.45 : 32,811.48 = 13,166.75 : x
  2. Step 2: Convert to fraction form
    23,776.45/32,811.48 = 13,166.75/x
  3. Step 3: Cross multiply
    23,776.45x = 32,811.48 × 13,166.75
  4. Step 4: Simplify right side
    23,776.45x = 432,020,554.29
  5. Step 5: Solve for x
    x = 432,020,554.29/23,776.45
  6. Step 6: Final answer
    x = 18,170.10

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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.