Home / 21,296.22-31,794.58-16,272.30

Finding the Fourth Proportional to 21,296.22, 31,794.58 and 16,272.30

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Solution

The fourth proportional to 21,296.22, 31,794.58 and 16,272.30 is: 24,294.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,296.22 : 31,794.58 = 16,272.30 : x
  2. Step 2: Convert to fraction form
    21,296.22/31,794.58 = 16,272.30/x
  3. Step 3: Cross multiply
    21,296.22x = 31,794.58 × 16,272.30
  4. Step 4: Simplify right side
    21,296.22x = 517,370,944.13
  5. Step 5: Solve for x
    x = 517,370,944.13/21,296.22
  6. Step 6: Final answer
    x = 24,294.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.