Home / 14,979.51-22,469.27-5,118.88

Finding the Fourth Proportional to 14,979.51, 22,469.27 and 5,118.88

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Solution

The fourth proportional to 14,979.51, 22,469.27 and 5,118.88 is: 7,678.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,979.51 : 22,469.27 = 5,118.88 : x
  2. Step 2: Convert to fraction form
    14,979.51/22,469.27 = 5,118.88/x
  3. Step 3: Cross multiply
    14,979.51x = 22,469.27 × 5,118.88
  4. Step 4: Simplify right side
    14,979.51x = 115,017,496.82
  5. Step 5: Solve for x
    x = 115,017,496.82/14,979.51
  6. Step 6: Final answer
    x = 7,678.32

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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.