Home / 14,470.32-21,702.96-6,678.48

Finding the Fourth Proportional to 14,470.32, 21,702.96 and 6,678.48

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Solution

The fourth proportional to 14,470.32, 21,702.96 and 6,678.48 is: 10,016.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,470.32 : 21,702.96 = 6,678.48 : x
  2. Step 2: Convert to fraction form
    14,470.32/21,702.96 = 6,678.48/x
  3. Step 3: Cross multiply
    14,470.32x = 21,702.96 × 6,678.48
  4. Step 4: Simplify right side
    14,470.32x = 144,942,784.30
  5. Step 5: Solve for x
    x = 144,942,784.30/14,470.32
  6. Step 6: Final answer
    x = 10,016.56

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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.