Home / 16,276.64-22,464.08-10,308.86

Finding the Fourth Proportional to 16,276.64, 22,464.08 and 10,308.86

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Solution

The fourth proportional to 16,276.64, 22,464.08 and 10,308.86 is: 14,227.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,276.64 : 22,464.08 = 10,308.86 : x
  2. Step 2: Convert to fraction form
    16,276.64/22,464.08 = 10,308.86/x
  3. Step 3: Cross multiply
    16,276.64x = 22,464.08 × 10,308.86
  4. Step 4: Simplify right side
    16,276.64x = 231,578,891.88
  5. Step 5: Solve for x
    x = 231,578,891.88/16,276.64
  6. Step 6: Final answer
    x = 14,227.69

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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.