Home / 54,046.17-81,073.58-18,993.69

Finding the Fourth Proportional to 54,046.17, 81,073.58 and 18,993.69

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Solution

The fourth proportional to 54,046.17, 81,073.58 and 18,993.69 is: 28,492.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,046.17 : 81,073.58 = 18,993.69 : x
  2. Step 2: Convert to fraction form
    54,046.17/81,073.58 = 18,993.69/x
  3. Step 3: Cross multiply
    54,046.17x = 81,073.58 × 18,993.69
  4. Step 4: Simplify right side
    54,046.17x = 1,539,886,350.74
  5. Step 5: Solve for x
    x = 1,539,886,350.74/54,046.17
  6. Step 6: Final answer
    x = 28,492.05

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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.