Home / 54,572.14-81,857.91-14,045.62

Finding the Fourth Proportional to 54,572.14, 81,857.91 and 14,045.62

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Solution

The fourth proportional to 54,572.14, 81,857.91 and 14,045.62 is: 21,068.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,572.14 : 81,857.91 = 14,045.62 : x
  2. Step 2: Convert to fraction form
    54,572.14/81,857.91 = 14,045.62/x
  3. Step 3: Cross multiply
    54,572.14x = 81,857.91 × 14,045.62
  4. Step 4: Simplify right side
    54,572.14x = 1,149,745,097.85
  5. Step 5: Solve for x
    x = 1,149,745,097.85/54,572.14
  6. Step 6: Final answer
    x = 21,068.35

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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.