Home / 21,347.35-32,021.01-5,764.96

Finding the Fourth Proportional to 21,347.35, 32,021.01 and 5,764.96

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Solution

The fourth proportional to 21,347.35, 32,021.01 and 5,764.96 is: 8,647.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,347.35 : 32,021.01 = 5,764.96 : x
  2. Step 2: Convert to fraction form
    21,347.35/32,021.01 = 5,764.96/x
  3. Step 3: Cross multiply
    21,347.35x = 32,021.01 × 5,764.96
  4. Step 4: Simplify right side
    21,347.35x = 184,599,841.81
  5. Step 5: Solve for x
    x = 184,599,841.81/21,347.35
  6. Step 6: Final answer
    x = 8,647.44

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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.