Home / 21,193.67-29,246.68-11,633.55

Finding the Fourth Proportional to 21,193.67, 29,246.68 and 11,633.55

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Solution

The fourth proportional to 21,193.67, 29,246.68 and 11,633.55 is: 16,053.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,193.67 : 29,246.68 = 11,633.55 : x
  2. Step 2: Convert to fraction form
    21,193.67/29,246.68 = 11,633.55/x
  3. Step 3: Cross multiply
    21,193.67x = 29,246.68 × 11,633.55
  4. Step 4: Simplify right side
    21,193.67x = 340,242,655.95
  5. Step 5: Solve for x
    x = 340,242,655.95/21,193.67
  6. Step 6: Final answer
    x = 16,053.98

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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.