Home / 34,206.12-51,314.40-14,484.78

Finding the Fourth Proportional to 34,206.12, 51,314.40 and 14,484.78

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Solution

The fourth proportional to 34,206.12, 51,314.40 and 14,484.78 is: 21,729.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,206.12 : 51,314.40 = 14,484.78 : x
  2. Step 2: Convert to fraction form
    34,206.12/51,314.40 = 14,484.78/x
  3. Step 3: Cross multiply
    34,206.12x = 51,314.40 × 14,484.78
  4. Step 4: Simplify right side
    34,206.12x = 743,277,794.83
  5. Step 5: Solve for x
    x = 743,277,794.83/34,206.12
  6. Step 6: Final answer
    x = 21,729.38

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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.