Home / 14,308.64-21,462.85-4,447.90

Finding the Fourth Proportional to 14,308.64, 21,462.85 and 4,447.90

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Solution

The fourth proportional to 14,308.64, 21,462.85 and 4,447.90 is: 6,671.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,308.64 : 21,462.85 = 4,447.90 : x
  2. Step 2: Convert to fraction form
    14,308.64/21,462.85 = 4,447.90/x
  3. Step 3: Cross multiply
    14,308.64x = 21,462.85 × 4,447.90
  4. Step 4: Simplify right side
    14,308.64x = 95,464,610.52
  5. Step 5: Solve for x
    x = 95,464,610.52/14,308.64
  6. Step 6: Final answer
    x = 6,671.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.