Home / 14,650.71-21,976.03-3,557.40

Finding the Fourth Proportional to 14,650.71, 21,976.03 and 3,557.40

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Solution

The fourth proportional to 14,650.71, 21,976.03 and 3,557.40 is: 5,336.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,650.71 : 21,976.03 = 3,557.40 : x
  2. Step 2: Convert to fraction form
    14,650.71/21,976.03 = 3,557.40/x
  3. Step 3: Cross multiply
    14,650.71x = 21,976.03 × 3,557.40
  4. Step 4: Simplify right side
    14,650.71x = 78,177,555.27
  5. Step 5: Solve for x
    x = 78,177,555.27/14,650.71
  6. Step 6: Final answer
    x = 5,336.09

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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.