Home / 34,344.98-51,507.95-12,155.43

Finding the Fourth Proportional to 34,344.98, 51,507.95 and 12,155.43

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Solution

The fourth proportional to 34,344.98, 51,507.95 and 12,155.43 is: 18,229.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,344.98 : 51,507.95 = 12,155.43 : x
  2. Step 2: Convert to fraction form
    34,344.98/51,507.95 = 12,155.43/x
  3. Step 3: Cross multiply
    34,344.98x = 51,507.95 × 12,155.43
  4. Step 4: Simplify right side
    34,344.98x = 626,101,219.89
  5. Step 5: Solve for x
    x = 626,101,219.89/34,344.98
  6. Step 6: Final answer
    x = 18,229.78

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1.5x scale

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.