Home / 27,157.68-37,480.32-17,709.84

Finding the Fourth Proportional to 27,157.68, 37,480.32 and 17,709.84

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Solution

The fourth proportional to 27,157.68, 37,480.32 and 17,709.84 is: 24,441.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,157.68 : 37,480.32 = 17,709.84 : x
  2. Step 2: Convert to fraction form
    27,157.68/37,480.32 = 17,709.84/x
  3. Step 3: Cross multiply
    27,157.68x = 37,480.32 × 17,709.84
  4. Step 4: Simplify right side
    27,157.68x = 663,770,470.35
  5. Step 5: Solve for x
    x = 663,770,470.35/27,157.68
  6. Step 6: Final answer
    x = 24,441.35

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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.