Home / 21,767.13-32,654.75-7,735.50

Finding the Fourth Proportional to 21,767.13, 32,654.75 and 7,735.50

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Solution

The fourth proportional to 21,767.13, 32,654.75 and 7,735.50 is: 11,604.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,767.13 : 32,654.75 = 7,735.50 : x
  2. Step 2: Convert to fraction form
    21,767.13/32,654.75 = 7,735.50/x
  3. Step 3: Cross multiply
    21,767.13x = 32,654.75 × 7,735.50
  4. Step 4: Simplify right side
    21,767.13x = 252,600,779.95
  5. Step 5: Solve for x
    x = 252,600,779.95/21,767.13
  6. Step 6: Final answer
    x = 11,604.69

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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.