Home / 34,308.06-51,379.94-21,788.91

Finding the Fourth Proportional to 34,308.06, 51,379.94 and 21,788.91

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Solution

The fourth proportional to 34,308.06, 51,379.94 and 21,788.91 is: 32,631.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,308.06 : 51,379.94 = 21,788.91 : x
  2. Step 2: Convert to fraction form
    34,308.06/51,379.94 = 21,788.91/x
  3. Step 3: Cross multiply
    34,308.06x = 51,379.94 × 21,788.91
  4. Step 4: Simplify right side
    34,308.06x = 1,119,512,779.52
  5. Step 5: Solve for x
    x = 1,119,512,779.52/34,308.06
  6. Step 6: Final answer
    x = 32,631.19

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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.