Home / 19,967.06-29,910.49-9,941.60

Finding the Fourth Proportional to 19,967.06, 29,910.49 and 9,941.60

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Solution

The fourth proportional to 19,967.06, 29,910.49 and 9,941.60 is: 14,892.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,967.06 : 29,910.49 = 9,941.60 : x
  2. Step 2: Convert to fraction form
    19,967.06/29,910.49 = 9,941.60/x
  3. Step 3: Cross multiply
    19,967.06x = 29,910.49 × 9,941.60
  4. Step 4: Simplify right side
    19,967.06x = 297,358,127.38
  5. Step 5: Solve for x
    x = 297,358,127.38/19,967.06
  6. Step 6: Final answer
    x = 14,892.43

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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.