Home / 21,703.08-32,558.94-6,911.52

Finding the Fourth Proportional to 21,703.08, 32,558.94 and 6,911.52

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Solution

The fourth proportional to 21,703.08, 32,558.94 and 6,911.52 is: 10,368.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,703.08 : 32,558.94 = 6,911.52 : x
  2. Step 2: Convert to fraction form
    21,703.08/32,558.94 = 6,911.52/x
  3. Step 3: Cross multiply
    21,703.08x = 32,558.94 × 6,911.52
  4. Step 4: Simplify right side
    21,703.08x = 225,031,764.99
  5. Step 5: Solve for x
    x = 225,031,764.99/21,703.08
  6. Step 6: Final answer
    x = 10,368.66

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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.