Home / 16,923.51-25,387.68-5,237.64

Finding the Fourth Proportional to 16,923.51, 25,387.68 and 5,237.64

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Solution

The fourth proportional to 16,923.51, 25,387.68 and 5,237.64 is: 7,857.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,923.51 : 25,387.68 = 5,237.64 : x
  2. Step 2: Convert to fraction form
    16,923.51/25,387.68 = 5,237.64/x
  3. Step 3: Cross multiply
    16,923.51x = 25,387.68 × 5,237.64
  4. Step 4: Simplify right side
    16,923.51x = 132,971,528.28
  5. Step 5: Solve for x
    x = 132,971,528.28/16,923.51
  6. Step 6: Final answer
    x = 7,857.21

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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.