Home / 14,167.82-21,254.16-4,308.08

Finding the Fourth Proportional to 14,167.82, 21,254.16 and 4,308.08

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Solution

The fourth proportional to 14,167.82, 21,254.16 and 4,308.08 is: 6,462.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,167.82 : 21,254.16 = 4,308.08 : x
  2. Step 2: Convert to fraction form
    14,167.82/21,254.16 = 4,308.08/x
  3. Step 3: Cross multiply
    14,167.82x = 21,254.16 × 4,308.08
  4. Step 4: Simplify right side
    14,167.82x = 91,564,621.61
  5. Step 5: Solve for x
    x = 91,564,621.61/14,167.82
  6. Step 6: Final answer
    x = 6,462.86

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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.