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Finding the Fourth Proportional to 14,000.26, 21,000.06 and 5,678.04

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Solution

The fourth proportional to 14,000.26, 21,000.06 and 5,678.04 is: 8,516.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.26 : 21,000.06 = 5,678.04 : x
  2. Step 2: Convert to fraction form
    14,000.26/21,000.06 = 5,678.04/x
  3. Step 3: Cross multiply
    14,000.26x = 21,000.06 × 5,678.04
  4. Step 4: Simplify right side
    14,000.26x = 119,239,180.68
  5. Step 5: Solve for x
    x = 119,239,180.68/14,000.26
  6. Step 6: Final answer
    x = 8,516.93

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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.