Home / 21,340.34-32,010.50-5,757.96

Finding the Fourth Proportional to 21,340.34, 32,010.50 and 5,757.96

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Solution

The fourth proportional to 21,340.34, 32,010.50 and 5,757.96 is: 8,636.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,340.34 : 32,010.50 = 5,757.96 : x
  2. Step 2: Convert to fraction form
    21,340.34/32,010.50 = 5,757.96/x
  3. Step 3: Cross multiply
    21,340.34x = 32,010.50 × 5,757.96
  4. Step 4: Simplify right side
    21,340.34x = 184,315,231.08
  5. Step 5: Solve for x
    x = 184,315,231.08/21,340.34
  6. Step 6: Final answer
    x = 8,636.94

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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.