Home / 34,087.85-51,134.09-11,589.36

Finding the Fourth Proportional to 34,087.85, 51,134.09 and 11,589.36

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Solution

The fourth proportional to 34,087.85, 51,134.09 and 11,589.36 is: 17,384.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,087.85 : 51,134.09 = 11,589.36 : x
  2. Step 2: Convert to fraction form
    34,087.85/51,134.09 = 11,589.36/x
  3. Step 3: Cross multiply
    34,087.85x = 51,134.09 × 11,589.36
  4. Step 4: Simplify right side
    34,087.85x = 592,611,319.34
  5. Step 5: Solve for x
    x = 592,611,319.34/34,087.85
  6. Step 6: Final answer
    x = 17,384.83

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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.