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Finding the Fourth Proportional to 14,299, 21,447.76 and 4,437.52

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Solution

The fourth proportional to 14,299, 21,447.76 and 4,437.52 is: 6,656.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,299 : 21,447.76 = 4,437.52 : x
  2. Step 2: Convert to fraction form
    14,299/21,447.76 = 4,437.52/x
  3. Step 3: Cross multiply
    14,299x = 21,447.76 × 4,437.52
  4. Step 4: Simplify right side
    14,299x = 95,174,863.96
  5. Step 5: Solve for x
    x = 95,174,863.96/14,299
  6. Step 6: Final answer
    x = 6,656.05

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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.