Home / 17,459.28-26,184.60-4,979.34

Finding the Fourth Proportional to 17,459.28, 26,184.60 and 4,979.34

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Solution

The fourth proportional to 17,459.28, 26,184.60 and 4,979.34 is: 7,467.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,459.28 : 26,184.60 = 4,979.34 : x
  2. Step 2: Convert to fraction form
    17,459.28/26,184.60 = 4,979.34/x
  3. Step 3: Cross multiply
    17,459.28x = 26,184.60 × 4,979.34
  4. Step 4: Simplify right side
    17,459.28x = 130,382,026.16
  5. Step 5: Solve for x
    x = 130,382,026.16/17,459.28
  6. Step 6: Final answer
    x = 7,467.78

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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.