Home / 14,490.39-21,739.70-4,630.44

Finding the Fourth Proportional to 14,490.39, 21,739.70 and 4,630.44

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Solution

The fourth proportional to 14,490.39, 21,739.70 and 4,630.44 is: 6,946.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,490.39 : 21,739.70 = 4,630.44 : x
  2. Step 2: Convert to fraction form
    14,490.39/21,739.70 = 4,630.44/x
  3. Step 3: Cross multiply
    14,490.39x = 21,739.70 × 4,630.44
  4. Step 4: Simplify right side
    14,490.39x = 100,664,376.47
  5. Step 5: Solve for x
    x = 100,664,376.47/14,490.39
  6. Step 6: Final answer
    x = 6,946.97

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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.