Home / 29,316.66-43,950.21-19,930.31

Finding the Fourth Proportional to 29,316.66, 43,950.21 and 19,930.31

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Solution

The fourth proportional to 29,316.66, 43,950.21 and 19,930.31 is: 29,878.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,316.66 : 43,950.21 = 19,930.31 : x
  2. Step 2: Convert to fraction form
    29,316.66/43,950.21 = 19,930.31/x
  3. Step 3: Cross multiply
    29,316.66x = 43,950.21 × 19,930.31
  4. Step 4: Simplify right side
    29,316.66x = 875,941,309.87
  5. Step 5: Solve for x
    x = 875,941,309.87/29,316.66
  6. Step 6: Final answer
    x = 29,878.62

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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.