Home / 25,079.80-37,568.56-11,892.12

Finding the Fourth Proportional to 25,079.80, 37,568.56 and 11,892.12

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Solution

The fourth proportional to 25,079.80, 37,568.56 and 11,892.12 is: 17,813.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,079.80 : 37,568.56 = 11,892.12 : x
  2. Step 2: Convert to fraction form
    25,079.80/37,568.56 = 11,892.12/x
  3. Step 3: Cross multiply
    25,079.80x = 37,568.56 × 11,892.12
  4. Step 4: Simplify right side
    25,079.80x = 446,769,823.75
  5. Step 5: Solve for x
    x = 446,769,823.75/25,079.80
  6. Step 6: Final answer
    x = 17,813.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.