Home / 23,985.89-35,981.40-9,207.44

Finding the Fourth Proportional to 23,985.89, 35,981.40 and 9,207.44

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Solution

The fourth proportional to 23,985.89, 35,981.40 and 9,207.44 is: 13,812.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,985.89 : 35,981.40 = 9,207.44 : x
  2. Step 2: Convert to fraction form
    23,985.89/35,981.40 = 9,207.44/x
  3. Step 3: Cross multiply
    23,985.89x = 35,981.40 × 9,207.44
  4. Step 4: Simplify right side
    23,985.89x = 331,296,581.62
  5. Step 5: Solve for x
    x = 331,296,581.62/23,985.89
  6. Step 6: Final answer
    x = 13,812.14

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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.