Home / 34,744.77-52,122.69-12,555.90

Finding the Fourth Proportional to 34,744.77, 52,122.69 and 12,555.90

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Solution

The fourth proportional to 34,744.77, 52,122.69 and 12,555.90 is: 18,835.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,744.77 : 52,122.69 = 12,555.90 : x
  2. Step 2: Convert to fraction form
    34,744.77/52,122.69 = 12,555.90/x
  3. Step 3: Cross multiply
    34,744.77x = 52,122.69 × 12,555.90
  4. Step 4: Simplify right side
    34,744.77x = 654,447,283.37
  5. Step 5: Solve for x
    x = 654,447,283.37/34,744.77
  6. Step 6: Final answer
    x = 18,835.85

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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.