Home / 35,117.87-52,682.04-12,929.54

Finding the Fourth Proportional to 35,117.87, 52,682.04 and 12,929.54

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Solution

The fourth proportional to 35,117.87, 52,682.04 and 12,929.54 is: 19,396.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,117.87 : 52,682.04 = 12,929.54 : x
  2. Step 2: Convert to fraction form
    35,117.87/52,682.04 = 12,929.54/x
  3. Step 3: Cross multiply
    35,117.87x = 52,682.04 × 12,929.54
  4. Step 4: Simplify right side
    35,117.87x = 681,154,280.05
  5. Step 5: Solve for x
    x = 681,154,280.05/35,117.87
  6. Step 6: Final answer
    x = 19,396.23

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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.