Home / 21,323.27-29,425.67-11,764.03

Finding the Fourth Proportional to 21,323.27, 29,425.67 and 11,764.03

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Solution

The fourth proportional to 21,323.27, 29,425.67 and 11,764.03 is: 16,234.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,323.27 : 29,425.67 = 11,764.03 : x
  2. Step 2: Convert to fraction form
    21,323.27/29,425.67 = 11,764.03/x
  3. Step 3: Cross multiply
    21,323.27x = 29,425.67 × 11,764.03
  4. Step 4: Simplify right side
    21,323.27x = 346,164,538.21
  5. Step 5: Solve for x
    x = 346,164,538.21/21,323.27
  6. Step 6: Final answer
    x = 16,234.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.