Home / 35,142.06-52,679.25-12,943.33

Finding the Fourth Proportional to 35,142.06, 52,679.25 and 12,943.33

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Solution

The fourth proportional to 35,142.06, 52,679.25 and 12,943.33 is: 19,402.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,142.06 : 52,679.25 = 12,943.33 : x
  2. Step 2: Convert to fraction form
    35,142.06/52,679.25 = 12,943.33/x
  3. Step 3: Cross multiply
    35,142.06x = 52,679.25 × 12,943.33
  4. Step 4: Simplify right side
    35,142.06x = 681,844,916.90
  5. Step 5: Solve for x
    x = 681,844,916.90/35,142.06
  6. Step 6: Final answer
    x = 19,402.53

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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.