Home / 16,838.16-25,257.87-5,151.48

Finding the Fourth Proportional to 16,838.16, 25,257.87 and 5,151.48

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Solution

The fourth proportional to 16,838.16, 25,257.87 and 5,151.48 is: 7,727.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,838.16 : 25,257.87 = 5,151.48 : x
  2. Step 2: Convert to fraction form
    16,838.16/25,257.87 = 5,151.48/x
  3. Step 3: Cross multiply
    16,838.16x = 25,257.87 × 5,151.48
  4. Step 4: Simplify right side
    16,838.16x = 130,115,412.15
  5. Step 5: Solve for x
    x = 130,115,412.15/16,838.16
  6. Step 6: Final answer
    x = 7,727.41

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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.