Home / 18,711.04-25,817.28-10,752.64

Finding the Fourth Proportional to 18,711.04, 25,817.28 and 10,752.64

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Solution

The fourth proportional to 18,711.04, 25,817.28 and 10,752.64 is: 14,836.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,711.04 : 25,817.28 = 10,752.64 : x
  2. Step 2: Convert to fraction form
    18,711.04/25,817.28 = 10,752.64/x
  3. Step 3: Cross multiply
    18,711.04x = 25,817.28 × 10,752.64
  4. Step 4: Simplify right side
    18,711.04x = 277,603,917.62
  5. Step 5: Solve for x
    x = 277,603,917.62/18,711.04
  6. Step 6: Final answer
    x = 14,836.37

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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.