Home / 45,631.92-68,454.47-14,044.69

Finding the Fourth Proportional to 45,631.92, 68,454.47 and 14,044.69

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Solution

The fourth proportional to 45,631.92, 68,454.47 and 14,044.69 is: 21,069.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,631.92 : 68,454.47 = 14,044.69 : x
  2. Step 2: Convert to fraction form
    45,631.92/68,454.47 = 14,044.69/x
  3. Step 3: Cross multiply
    45,631.92x = 68,454.47 × 14,044.69
  4. Step 4: Simplify right side
    45,631.92x = 961,421,810.26
  5. Step 5: Solve for x
    x = 961,421,810.26/45,631.92
  6. Step 6: Final answer
    x = 21,069.06

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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.