Home / 35,145.39-52,684.22-12,946.64

Finding the Fourth Proportional to 35,145.39, 52,684.22 and 12,946.64

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Solution

The fourth proportional to 35,145.39, 52,684.22 and 12,946.64 is: 19,407.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,145.39 : 52,684.22 = 12,946.64 : x
  2. Step 2: Convert to fraction form
    35,145.39/52,684.22 = 12,946.64/x
  3. Step 3: Cross multiply
    35,145.39x = 52,684.22 × 12,946.64
  4. Step 4: Simplify right side
    35,145.39x = 682,083,398.97
  5. Step 5: Solve for x
    x = 682,083,398.97/35,145.39
  6. Step 6: Final answer
    x = 19,407.48

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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.