Home / 35,316.48-52,981.92-11,942.64

Finding the Fourth Proportional to 35,316.48, 52,981.92 and 11,942.64

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Solution

The fourth proportional to 35,316.48, 52,981.92 and 11,942.64 is: 17,916.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,316.48 : 52,981.92 = 11,942.64 : x
  2. Step 2: Convert to fraction form
    35,316.48/52,981.92 = 11,942.64/x
  3. Step 3: Cross multiply
    35,316.48x = 52,981.92 × 11,942.64
  4. Step 4: Simplify right side
    35,316.48x = 632,743,997.07
  5. Step 5: Solve for x
    x = 632,743,997.07/35,316.48
  6. Step 6: Final answer
    x = 17,916.39

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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.