Home / 54,607.32-81,914.68-18,569.10

Finding the Fourth Proportional to 54,607.32, 81,914.68 and 18,569.10

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Solution

The fourth proportional to 54,607.32, 81,914.68 and 18,569.10 is: 27,854.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,607.32 : 81,914.68 = 18,569.10 : x
  2. Step 2: Convert to fraction form
    54,607.32/81,914.68 = 18,569.10/x
  3. Step 3: Cross multiply
    54,607.32x = 81,914.68 × 18,569.10
  4. Step 4: Simplify right side
    54,607.32x = 1,521,081,884.39
  5. Step 5: Solve for x
    x = 1,521,081,884.39/54,607.32
  6. Step 6: Final answer
    x = 27,854.91

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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.