Home / 17,827.40-24,546.86-15,834.48

Finding the Fourth Proportional to 17,827.40, 24,546.86 and 15,834.48

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Solution

The fourth proportional to 17,827.40, 24,546.86 and 15,834.48 is: 21,802.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,827.40 : 24,546.86 = 15,834.48 : x
  2. Step 2: Convert to fraction form
    17,827.40/24,546.86 = 15,834.48/x
  3. Step 3: Cross multiply
    17,827.40x = 24,546.86 × 15,834.48
  4. Step 4: Simplify right side
    17,827.40x = 388,686,684.56
  5. Step 5: Solve for x
    x = 388,686,684.56/17,827.40
  6. Step 6: Final answer
    x = 21,802.78

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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.