Home / 35,118.03-52,682.29-12,929.70

Finding the Fourth Proportional to 35,118.03, 52,682.29 and 12,929.70

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Solution

The fourth proportional to 35,118.03, 52,682.29 and 12,929.70 is: 19,396.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,118.03 : 52,682.29 = 12,929.70 : x
  2. Step 2: Convert to fraction form
    35,118.03/52,682.29 = 12,929.70/x
  3. Step 3: Cross multiply
    35,118.03x = 52,682.29 × 12,929.70
  4. Step 4: Simplify right side
    35,118.03x = 681,166,205.01
  5. Step 5: Solve for x
    x = 681,166,205.01/35,118.03
  6. Step 6: Final answer
    x = 19,396.48

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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.