Home / 17,350.64-26,021.80-4,871.20

Finding the Fourth Proportional to 17,350.64, 26,021.80 and 4,871.20

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Solution

The fourth proportional to 17,350.64, 26,021.80 and 4,871.20 is: 7,305.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,350.64 : 26,021.80 = 4,871.20 : x
  2. Step 2: Convert to fraction form
    17,350.64/26,021.80 = 4,871.20/x
  3. Step 3: Cross multiply
    17,350.64x = 26,021.80 × 4,871.20
  4. Step 4: Simplify right side
    17,350.64x = 126,757,392.16
  5. Step 5: Solve for x
    x = 126,757,392.16/17,350.64
  6. Step 6: Final answer
    x = 7,305.63

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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.