Home / 13,727.76-20,592.36-4,368.80

Finding the Fourth Proportional to 13,727.76, 20,592.36 and 4,368.80

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Solution

The fourth proportional to 13,727.76, 20,592.36 and 4,368.80 is: 6,553.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727.76 : 20,592.36 = 4,368.80 : x
  2. Step 2: Convert to fraction form
    13,727.76/20,592.36 = 4,368.80/x
  3. Step 3: Cross multiply
    13,727.76x = 20,592.36 × 4,368.80
  4. Step 4: Simplify right side
    13,727.76x = 89,963,902.37
  5. Step 5: Solve for x
    x = 89,963,902.37/13,727.76
  6. Step 6: Final answer
    x = 6,553.43

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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.