Home / 14,068.79-21,095.39-5,754.65

Finding the Fourth Proportional to 14,068.79, 21,095.39 and 5,754.65

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Solution

The fourth proportional to 14,068.79, 21,095.39 and 5,754.65 is: 8,628.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,068.79 : 21,095.39 = 5,754.65 : x
  2. Step 2: Convert to fraction form
    14,068.79/21,095.39 = 5,754.65/x
  3. Step 3: Cross multiply
    14,068.79x = 21,095.39 × 5,754.65
  4. Step 4: Simplify right side
    14,068.79x = 121,396,462.60
  5. Step 5: Solve for x
    x = 121,396,462.60/14,068.79
  6. Step 6: Final answer
    x = 8,628.78

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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.