Home / 35,161.45-52,736.49-12,985.27

Finding the Fourth Proportional to 35,161.45, 52,736.49 and 12,985.27

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Solution

The fourth proportional to 35,161.45, 52,736.49 and 12,985.27 is: 19,475.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,161.45 : 52,736.49 = 12,985.27 : x
  2. Step 2: Convert to fraction form
    35,161.45/52,736.49 = 12,985.27/x
  3. Step 3: Cross multiply
    35,161.45x = 52,736.49 × 12,985.27
  4. Step 4: Simplify right side
    35,161.45x = 684,797,561.50
  5. Step 5: Solve for x
    x = 684,797,561.50/35,161.45
  6. Step 6: Final answer
    x = 19,475.81

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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.