Home / 23,780.06-32,812.98-13,707.71

Finding the Fourth Proportional to 23,780.06, 32,812.98 and 13,707.71

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Solution

The fourth proportional to 23,780.06, 32,812.98 and 13,707.71 is: 18,914.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,780.06 : 32,812.98 = 13,707.71 : x
  2. Step 2: Convert to fraction form
    23,780.06/32,812.98 = 13,707.71/x
  3. Step 3: Cross multiply
    23,780.06x = 32,812.98 × 13,707.71
  4. Step 4: Simplify right side
    23,780.06x = 449,790,814.08
  5. Step 5: Solve for x
    x = 449,790,814.08/23,780.06
  6. Step 6: Final answer
    x = 18,914.62

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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.