Home / 34,585.11-51,878.88-11,211.75

Finding the Fourth Proportional to 34,585.11, 51,878.88 and 11,211.75

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Solution

The fourth proportional to 34,585.11, 51,878.88 and 11,211.75 is: 16,818.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,585.11 : 51,878.88 = 11,211.75 : x
  2. Step 2: Convert to fraction form
    34,585.11/51,878.88 = 11,211.75/x
  3. Step 3: Cross multiply
    34,585.11x = 51,878.88 × 11,211.75
  4. Step 4: Simplify right side
    34,585.11x = 581,653,032.84
  5. Step 5: Solve for x
    x = 581,653,032.84/34,585.11
  6. Step 6: Final answer
    x = 16,818.02

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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.