Home / 14,813.50-22,220.26-3,869.50

Finding the Fourth Proportional to 14,813.50, 22,220.26 and 3,869.50

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Solution

The fourth proportional to 14,813.50, 22,220.26 and 3,869.50 is: 5,804.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,813.50 : 22,220.26 = 3,869.50 : x
  2. Step 2: Convert to fraction form
    14,813.50/22,220.26 = 3,869.50/x
  3. Step 3: Cross multiply
    14,813.50x = 22,220.26 × 3,869.50
  4. Step 4: Simplify right side
    14,813.50x = 85,981,296.07
  5. Step 5: Solve for x
    x = 85,981,296.07/14,813.50
  6. Step 6: Final answer
    x = 5,804.25

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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.