Home / 23,780.73-32,816.84-13,170.81

Finding the Fourth Proportional to 23,780.73, 32,816.84 and 13,170.81

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Solution

The fourth proportional to 23,780.73, 32,816.84 and 13,170.81 is: 18,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,780.73 : 32,816.84 = 13,170.81 : x
  2. Step 2: Convert to fraction form
    23,780.73/32,816.84 = 13,170.81/x
  3. Step 3: Cross multiply
    23,780.73x = 32,816.84 × 13,170.81
  4. Step 4: Simplify right side
    23,780.73x = 432,224,364.44
  5. Step 5: Solve for x
    x = 432,224,364.44/23,780.73
  6. Step 6: Final answer
    x = 18,175.40

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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.