Home / 29,296.82-40,418.46-21,658.44

Finding the Fourth Proportional to 29,296.82, 40,418.46 and 21,658.44

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Solution

The fourth proportional to 29,296.82, 40,418.46 and 21,658.44 is: 29,880.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,296.82 : 40,418.46 = 21,658.44 : x
  2. Step 2: Convert to fraction form
    29,296.82/40,418.46 = 21,658.44/x
  3. Step 3: Cross multiply
    29,296.82x = 40,418.46 × 21,658.44
  4. Step 4: Simplify right side
    29,296.82x = 875,400,715.02
  5. Step 5: Solve for x
    x = 875,400,715.02/29,296.82
  6. Step 6: Final answer
    x = 29,880.40

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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.