Home / 21,373.27-29,494.98-11,813.83

Finding the Fourth Proportional to 21,373.27, 29,494.98 and 11,813.83

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Solution

The fourth proportional to 21,373.27, 29,494.98 and 11,813.83 is: 16,303.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,373.27 : 29,494.98 = 11,813.83 : x
  2. Step 2: Convert to fraction form
    21,373.27/29,494.98 = 11,813.83/x
  3. Step 3: Cross multiply
    21,373.27x = 29,494.98 × 11,813.83
  4. Step 4: Simplify right side
    21,373.27x = 348,448,605.84
  5. Step 5: Solve for x
    x = 348,448,605.84/21,373.27
  6. Step 6: Final answer
    x = 16,303.01

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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.