Home / 35,806.70-53,710.61-12,433.88

Finding the Fourth Proportional to 35,806.70, 53,710.61 and 12,433.88

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Solution

The fourth proportional to 35,806.70, 53,710.61 and 12,433.88 is: 18,651.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,806.70 : 53,710.61 = 12,433.88 : x
  2. Step 2: Convert to fraction form
    35,806.70/53,710.61 = 12,433.88/x
  3. Step 3: Cross multiply
    35,806.70x = 53,710.61 × 12,433.88
  4. Step 4: Simplify right side
    35,806.70x = 667,831,351.57
  5. Step 5: Solve for x
    x = 667,831,351.57/35,806.70
  6. Step 6: Final answer
    x = 18,651.02

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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.