Home / 13,564.94-20,350.56-4,204.46

Finding the Fourth Proportional to 13,564.94, 20,350.56 and 4,204.46

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Solution

The fourth proportional to 13,564.94, 20,350.56 and 4,204.46 is: 6,307.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,564.94 : 20,350.56 = 4,204.46 : x
  2. Step 2: Convert to fraction form
    13,564.94/20,350.56 = 4,204.46/x
  3. Step 3: Cross multiply
    13,564.94x = 20,350.56 × 4,204.46
  4. Step 4: Simplify right side
    13,564.94x = 85,563,044.02
  5. Step 5: Solve for x
    x = 85,563,044.02/13,564.94
  6. Step 6: Final answer
    x = 6,307.66

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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.