Home / 23,780.76-32,817.37-13,709.14

Finding the Fourth Proportional to 23,780.76, 32,817.37 and 13,709.14

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Solution

The fourth proportional to 23,780.76, 32,817.37 and 13,709.14 is: 18,918.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,780.76 : 32,817.37 = 13,709.14 : x
  2. Step 2: Convert to fraction form
    23,780.76/32,817.37 = 13,709.14/x
  3. Step 3: Cross multiply
    23,780.76x = 32,817.37 × 13,709.14
  4. Step 4: Simplify right side
    23,780.76x = 449,897,919.76
  5. Step 5: Solve for x
    x = 449,897,919.76/23,780.76
  6. Step 6: Final answer
    x = 18,918.57

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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.