Home / 53,891.73-74,372.88-30,018.41

Finding the Fourth Proportional to 53,891.73, 74,372.88 and 30,018.41

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Solution

The fourth proportional to 53,891.73, 74,372.88 and 30,018.41 is: 41,426.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,891.73 : 74,372.88 = 30,018.41 : x
  2. Step 2: Convert to fraction form
    53,891.73/74,372.88 = 30,018.41/x
  3. Step 3: Cross multiply
    53,891.73x = 74,372.88 × 30,018.41
  4. Step 4: Simplify right side
    53,891.73x = 2,232,555,790.65
  5. Step 5: Solve for x
    x = 2,232,555,790.65/53,891.73
  6. Step 6: Final answer
    x = 41,426.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.