Home / 45,555.57-68,338.22-19,262.97

Finding the Fourth Proportional to 45,555.57, 68,338.22 and 19,262.97

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Solution

The fourth proportional to 45,555.57, 68,338.22 and 19,262.97 is: 28,896.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,555.57 : 68,338.22 = 19,262.97 : x
  2. Step 2: Convert to fraction form
    45,555.57/68,338.22 = 19,262.97/x
  3. Step 3: Cross multiply
    45,555.57x = 68,338.22 × 19,262.97
  4. Step 4: Simplify right side
    45,555.57x = 1,316,396,985.40
  5. Step 5: Solve for x
    x = 1,316,396,985.40/45,555.57
  6. Step 6: Final answer
    x = 28,896.51

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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.