Home / 36,204.89-54,307.41-15,428.39

Finding the Fourth Proportional to 36,204.89, 54,307.41 and 15,428.39

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Solution

The fourth proportional to 36,204.89, 54,307.41 and 15,428.39 is: 23,142.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,204.89 : 54,307.41 = 15,428.39 : x
  2. Step 2: Convert to fraction form
    36,204.89/54,307.41 = 15,428.39/x
  3. Step 3: Cross multiply
    36,204.89x = 54,307.41 × 15,428.39
  4. Step 4: Simplify right side
    36,204.89x = 837,875,964.24
  5. Step 5: Solve for x
    x = 837,875,964.24/36,204.89
  6. Step 6: Final answer
    x = 23,142.62

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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.