Home / 21,633.24-29,597.04-21,539.79

Finding the Fourth Proportional to 21,633.24, 29,597.04 and 21,539.79

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Solution

The fourth proportional to 21,633.24, 29,597.04 and 21,539.79 is: 29,469.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,633.24 : 29,597.04 = 21,539.79 : x
  2. Step 2: Convert to fraction form
    21,633.24/29,597.04 = 21,539.79/x
  3. Step 3: Cross multiply
    21,633.24x = 29,597.04 × 21,539.79
  4. Step 4: Simplify right side
    21,633.24x = 637,514,026.22
  5. Step 5: Solve for x
    x = 637,514,026.22/21,633.24
  6. Step 6: Final answer
    x = 29,469.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.