Home / 34,170.33-51,210.76-18,356.88

Finding the Fourth Proportional to 34,170.33, 51,210.76 and 18,356.88

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Solution

The fourth proportional to 34,170.33, 51,210.76 and 18,356.88 is: 27,511.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,170.33 : 51,210.76 = 18,356.88 : x
  2. Step 2: Convert to fraction form
    34,170.33/51,210.76 = 18,356.88/x
  3. Step 3: Cross multiply
    34,170.33x = 51,210.76 × 18,356.88
  4. Step 4: Simplify right side
    34,170.33x = 940,069,776.03
  5. Step 5: Solve for x
    x = 940,069,776.03/34,170.33
  6. Step 6: Final answer
    x = 27,511.29

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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.