Home / 16,923.64-25,386.74-5,238.04

Finding the Fourth Proportional to 16,923.64, 25,386.74 and 5,238.04

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Solution

The fourth proportional to 16,923.64, 25,386.74 and 5,238.04 is: 7,857.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,923.64 : 25,386.74 = 5,238.04 : x
  2. Step 2: Convert to fraction form
    16,923.64/25,386.74 = 5,238.04/x
  3. Step 3: Cross multiply
    16,923.64x = 25,386.74 × 5,238.04
  4. Step 4: Simplify right side
    16,923.64x = 132,976,759.59
  5. Step 5: Solve for x
    x = 132,976,759.59/16,923.64
  6. Step 6: Final answer
    x = 7,857.46

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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.