Home / 22,026.13-30,354.08-21,621.23

Finding the Fourth Proportional to 22,026.13, 30,354.08 and 21,621.23

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Solution

The fourth proportional to 22,026.13, 30,354.08 and 21,621.23 is: 29,796.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,026.13 : 30,354.08 = 21,621.23 : x
  2. Step 2: Convert to fraction form
    22,026.13/30,354.08 = 21,621.23/x
  3. Step 3: Cross multiply
    22,026.13x = 30,354.08 × 21,621.23
  4. Step 4: Simplify right side
    22,026.13x = 656,292,545.12
  5. Step 5: Solve for x
    x = 656,292,545.12/22,026.13
  6. Step 6: Final answer
    x = 29,796.09

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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.